CJT 3008.1-1993 城市排水流堰槽測標(biāo)準(zhǔn)三角形薄壁堰

中華人民共和國城鎮(zhèn)建設(shè)行業(yè)標(biāo)準(zhǔn)城市排水流量堰槽測量標(biāo)準(zhǔn)三角形薄壁堰CJ/T3008.1—1993Standardsformunicipalwastewaterdischargemeasurement—Triangularnotch(Vnotch)thin-plateweir本標(biāo)準(zhǔn)制訂參照了國際標(biāo)準(zhǔn)(ISO)1438/1:1980《應(yīng)用薄壁堰和文杜里水槽在明渠中測流》、(ISO)4373:1979《明渠水流測量——水位測量設(shè)備》和(ISO)772:1988《明渠水流測量詞匯和符號》。1主題內(nèi)容與適用范面本標(biāo)準(zhǔn)規(guī)定了三角形薄壁堰的術(shù)語、結(jié)構(gòu)、流量公式、制作、安裝、水頭測量、綜合誤差分析及維護本標(biāo)準(zhǔn)適用于水溫為5～30℃、流量為0.3～100L/s的城市生活污水、工業(yè)廢水和雨水的明渠排水流量測量。本標(biāo)準(zhǔn)的測量精度為1%～2%。供水明渠的流量測量可參照使用。本標(biāo)準(zhǔn)不適用于含有大量漂浮物質(zhì)和易淤積物質(zhì)的排水流量測量。2引用標(biāo)準(zhǔn)GBJ95水文測驗術(shù)語和符號標(biāo)準(zhǔn)3術(shù)語3.1導(dǎo)流板baffle為改善水流條件，在行近渠道中設(shè)置的檔板。3.2鉤形測針hookgauge(gage)主要測量部件為一針形細鉤。測針上端的刻度為零，自上向下刻度讀數(shù)逐漸增加，見圖1和圖3。3.3針形測針pointgauge(gage)主要部件是一根針形測桿。測針上端刻度為零，自上向下刻度讀數(shù)逐漸增加，見圖2和圖3。圖中華人民共和國建設(shè)部1993-05-03批準(zhǔn)1993-10-01實施CJ/T3008.1—19937.5mm0.25mm0.25mm2mm圖3測針的針尖和針鉤具有精確基面的固定金屬板，用以測量水位。3.5亞臨界流sub-critical弗汝德數(shù)小于1的水流。在這種水流中，水面的擾動會影響上游流態(tài)。測流堰頂部的線或面。3.7完全通氣水舌fullyventilatednappe(fullyaeratednappe)跳離測流堰下游表面的水舌，水舌下面形成一個與大氣連通的氣穴。3.8本標(biāo)準(zhǔn)采用的其他術(shù)語和符號應(yīng)符合GBJ95的有關(guān)規(guī)定。4.1三角形薄壁堰的形狀尺寸，見圖4。4.2.1堰口角的使用范圍是α=20°~100°,常用堰口角α=90°。4.2.2另有三種特殊堰口角的三角形薄壁堰，堰口角CJ/T3008.1-1993垂直于三角形薄壁堰銳緣的堰口剖面，見圖5。圖5堰口剖面5流量計算5.1流量計算公式C.流量系數(shù)；g——重力加速度，m/s25.1.1.1α=90°的Ce值由圖6查得?！?.580.580.57h/P圖6·流量系數(shù)C.(a=90°)5.1.1.2α=20°~100°(不包括90°)的Ce值由圖7查得。圖7流量系數(shù)Ce(α=20°~100°,不包括90°)30.560.580.5905.1.2he值按公式(2)計算：kh——粘滯力和表面張力綜合影響的校正值，m。CJ/T3008.1--19935.1.2.1確定kh值b.當(dāng)α=20°~100°(不包括90°)時，kh查圖8求得。圖8水頭校正值k(α=20°~100°不包括90°)5.2應(yīng)用限制條件c.h≥0.06m;d.p≥0.09m。6技術(shù)條件6.1.1三角形薄壁堰板應(yīng)采用耐腐蝕、耐水流沖刷、不變形的材料精確加工而成。6.1.2行近渠道、下游渠道和靜水井等，用混凝土或磚石等砌筑后，再用水泥砂漿抹面壓光；也可用其他耐腐蝕材料預(yù)制而成。6.1.3連通管應(yīng)采用鑄鐵管或塑料管等耐腐蝕管道。6.2堰板制作6.2.1堰板必須平整堅固。6.2.2堰口頂面厚度δ=1～2mm。若δ>2mm,則堰板下游邊緣做成斜面，斜面與頂面的夾角β不小6.2.3表面粗糙度6.2.4尺寸精度b.b士0.001bmm;6.3行近渠道行近渠道的長度不小于最大水頭時水舌寬度的10倍。電子記錄儀的誤差不大于滿量程讀數(shù)的0.5%。準(zhǔn)板與堰口最低點的垂直距離。7.3.2不能用下降或上升堰前水面至堰口處的讀數(shù)，當(dāng)作水頭零點。7.3.3確定水頭零點的方法a.將行近渠道中的靜水位下降至三角堰口以下。b.在堰板上游的行近渠道上，安裝一臨時的鉤形測針，在測定堰頂水頭的位置處安裝針形測針。c.把一個用千分卡尺測量過的圓筒的一端放在堰口上，另一端架在鉤形測針的針尖上。在圓筒上放一個機工水平尺，調(diào)整鉤形測針，使圓筒呈水平位置，然后記錄鉤形測針的讀數(shù)A,見圖9。圖6三角形薄壁堰水頭零點的確定d.將鉤形測針下降到行近渠道的水面，并記錄其讀數(shù)B。調(diào)整針形測針至水面，記錄讀數(shù)C。e.針形測針圓筒底的讀數(shù)由下式求得：D=(A—B)+C………(f.圓筒底到三角形堰口頂點的距離由下式求得：g.針形測針在三角形堰口頂點的讀數(shù)，即水頭零點的讀數(shù)，由下式求得：E=(A—B)+C—Y…………………(5)7.4水頭測量精度水頭測量的誤差為水頭變幅的1%,但不得大于士3mm。8流量測量的綜合誤差分析8.1誤差計算公式………(6)式中：X?——流量計算值的誤差，%;Xc——流量系數(shù)的誤差，%;Xg號—三角堰堰口角度的誤差，%;Xhe-—有效水頭的誤差，%。8.1.2Xge值按公式(7)計算：E——堰口寬度的誤差，mm;CJ/T3008.1—1993b?———堰口上部寬度，mm。8.1.3Xhe值按公式(8)計算：…………式中：Eb——測量水頭的誤差，mm;Ek——水頭改正系數(shù)的誤差，取0.3mm;2S-—n次水頭測量值平均值的誤差，mm;n——水頭測量的次數(shù)。8.1.3.1Sh值按公式(9)計算：次水頭測量值的標(biāo)準(zhǔn)差。式中：h—--各次水頭測量值，mm;五n次水頭測量值的平均值，mm。9.1行近渠道、連通管和靜水井應(yīng)保持清潔，底部無障礙物。9.2下游渠道應(yīng)無阻塞，保持水舌下空氣自由流通。9.3堰板應(yīng)保持清潔和牢固可靠，清洗時不得損傷堰口，特別是堰口上游的邊緣和表面。9.4凡有漏水部位，應(yīng)及時修補。9.5在渠道或堰板維修前后，要核查各部位的尺寸，是否與原尺寸相符。9.6每年應(yīng)檢查一次測針和水位計等測量儀器的精度。9.7每年對水頭零點校測一次。CJ/T3008.1—1993行近渠道的流態(tài)(補充件)A1行近渠道的水流應(yīng)為均勻穩(wěn)定的亞臨界流，其流速分布應(yīng)接近于圖A1。8-0.8圖A1行近渠道中的正常流速分布A2保持亞臨界流的條件式中：v-—行近渠道中的平均流速，m/s;A——行近渠道中的水流斷面，m2。流量測量的誤差分析舉例(參考件)B1三角形薄壁堰的基本尺寸α=90°p=0.30mb?=0.440mh=0.220mB2誤差分析B2.1本例給定的誤差本標(biāo)準(zhǔn)規(guī)定取X=±1.0%本標(biāo)準(zhǔn)規(guī)定取Ekh=±0.30mm連續(xù)15次水頭讀數(shù)的標(biāo)準(zhǔn)差Sh=0.03mm。B2.2使用者估算的測量誤差測量水頭誤差eb=士0.10mmCJ/T3008.1—1993水頭零點誤差水頭標(biāo)準(zhǔn)差堰口寬度誤差堰口高度誤差Eho=士0.10mmSb=0.03mmFht=士1.00mmB2.4計算Xhe根據(jù)公式(6),Xbe為：B2.5計算X。根據(jù)公式(4)X,為：=士〔1.02+0.472+6.25×0.282〕1/2三種特殊堰口角的三角形薄壁堰的流量公式(參考件)C1三角形薄壁堰的堰口角(α=π/2rad或90°);(a=0.9273rad或53°8);(α=0.4899rad或28°4)。C2流量公式C2.1當(dāng)時，流量公式轉(zhuǎn)化為：…………Q=2.3625C.·h5/2……………(C2)流量計算查表C1。hQhQmm3/s×10mm3/s×100.0600.60320.012570.1020.59120.046410.0610.60280.013090.1030.59100.047540.0620.60230.013620.1040.59080.048690.0630.60190.014170.1050.59060.049850.0640.60150.014730.1060.59040.051030.0650.60120.015300.1070.59020.052220.0660.60080.015880.1080.59010.053440.0670.60050.016480.1090.58990.054670.0680.60010.017100.0690.59980.017720.1100.1110.58980.58970.055920.057190.0700.59940.018360.1120.58960.058470.0710.59900.019010.1130.58940.059770.0720.59870.019670.1140.58920.061080.0730.59830.020350.1150.58910.062420.0740.59800.021050.1160.58900.063770.0750.59780.021760.1170.58890.065140.0760.59750.022480.1180.58880.066530.0770.59730.023220.1190.58860,067930.0780.59700.023970.0790.59670.024730.1200.1210.58850.58830.069350.070790.0800.59640.025510.1220.58820.072240,0810.59610.026300.1230.58810.073720.0820.59580.027100.1240.58800.075220.0830.59550.027920.1250.58800.076730.0840.59530.028760.1260.58790.078270.0850.59500.029610.1270.58780.079820.0860.59480.030480.1280.58770.081390.0870.59450.031360.1290.58760.082980.0880.59420.032250.0890.59400.033160.1300.1310.58760.58750.084580.086210.0900.59370.034090.1320.58740.087850.0910.59350.035030.1330.58730.089510.0920.59330.035980.1340.58720.091190.0930.59310.036960.1350.58720.092890.0940.59290.037950.1360.58710.094610.0950.59270.038950.1370.58700.096340.0960.59250.039970.1380.58690.098100.0970.59230.041010.1390.58690.099870.0980.59210.042060.0990.59190.043120.1400.1410.58680.58670.101670.103480.1000.59170.044200.1420.58670.105320.1010.59140.045300.1430.58660.10717CJ/T3008.1—1993hQhQmm3/s×10mm3/s×100.1440.58660.109040.1860.58500.206210.1450.58650.110930.1870.58500.208990.1460.58640.112840.1880.58500.211800.1470.58630.114760.1890.58500.214630.1480.58620.116710.1490.85620.118670.1900.1910.58500.58500.217480.220340.1500.58610.120660.1920.58490.223220.1510.58610.122670.1930.58490.226120.1520.58600.124710.1940.58490.229060.1530.58600.126760.1950.58490.232030.1540.58590.128830.1960.58490.235010.1550.58590.130930.1970.58490.238020.1560.58590.133040.1980.58490.241060.1570.58580.135170.1990.58490.244110.1580.58580.137320.1590.58570.139500.2000.2010.58490.58490.247190.250280.1600.58570.141690.2020.58480.253390.1610.58570.143910.2030.58480.256520.1620.58560.146140.2040.58480.259690.1630.58560.148400.2050.58480.262880.1640.58550.150670.2060.58480.266100.1650.585.50.152970.2070.58480.269340.1660.58550.155290.2080.58480.272610.1670.58540.157630.2090.58480.275900.1680.58540.159990.1690.58530.162370.2100.2110.58480.58480.279210.282540.1700.58530.164770.2120.58480.285880.1710.58530.167190.2130.58470.289240.1720.58520.169640.2140.58470.292640.1730.58520.172100.2150.58470.296070.1740.58510.174590.2160.58470.299530.1750.58510.177090.2170.58470.303010.1760.58510.179630.2180.58470.306510.1770.58510.182190.2190.58470.310040.1780.58510.184780.1790.58510.187380.2200.2210.58470.58470.313590.317170.1800.58510.190010.2220.58470.320770.1810.58510.192650.2230.58470.324390.1820.58500.195310.2240.58470.328030.1830.58500.198000.2250.58460.331680.1840.58500.200710.2260.58460.335350.1850.58500.203450.2270.58460.33907CJ/T3008.1--1993續(xù)表C1hQm3/s×10mCQm3/s×10m0.2280.58460.342820.2700.58460.523170.2290.58460.346590.2710.2720.58460.58460.528020.532910.2300.58460.350390.2730.58460.537820.2310.58460.354210.2740.58460.542760.2320.58460.358060.2750.58460.547720.2330.58460.361930.2760.58460.552720.2340.58460.365820.2770.58460.557740.2350.58460.369740.2780.58460.562820.2360.58460.373690.2790.58470.567940.2370.58460.377660.2380.58460.381660.2800.58470.573060.2390.58460.385680.2810.2820.58470.58470.578190.583350,2400.58460.389730.2830.58470.588530.2410.58460.393800.2840.58470.593750.2420.58460.397900.2850.58470.598990.2430.58460.402020.2860.58470.604250.2440.58460.406170.2870.58470.609550.2450.58460.410340.2880.58470.614870.2460.58460.414540.2890.58470.620230.2470.58460.418770.2480.58460.423020.2900.58470.625600.2490.58460.427300.2910.2920.58470.58470.631010.636450.2500.58460.431600.2930,58470.641950.2510.58460.435930.2940.58480.647480.2520.58460.440280.2950.58480.653030.2530.58460.444660.2960.58480.658580.2540.58460.449070.2970.58480.664160.2550.58460.453500.2980.58480.669760.2560.58460.457960.2990.58480.675390.2570.58460.462450.2580.58460.466960.3000.58480.681060.2590.58460.471500.3010.3020.58480.58480.686750.692460.2600.58460.476060.3030.58480.698210.2610.58460.480650.3040.58480.703980.2620.58460.485270.3050.709800.2630.58460.489910.3060.58480.715680.2640.58460:494580.3070.58490.721590.2650.58460.499280.3080.58490.727500.2660.58460.504000.3090.58490.733410.2670.58460.508760.2680.58460.513530.3100.58490.739360.2690.58460.518340.3110.58490.74534mQm2/s×10mQm3/s×100.3120.58490.751350.3470.58510.980450.3130.58490.757380.3480.58510.987530.3140.58490.763440.3490.58510.994710.3150.58490.769540.3500.58520,3160.58490.775660.3170.58490.781810.3510.58520.3180.58490.788020.3520.58520.3190.58500.794280.3530.3540.58520.58520.3200.58500.800570.3550.58520.3210.58500.806850.3560.58520.3220.58500.813140.3570.58520.3230.58500.819470.3580.58520.3240.58500.825830.3590.58520.3250.58500.832220.3600.58530.3260.58500.838630.3270.58500.845080.3610.58530.3280.58500.851550.3620.58530.3290.58500.858060.3630.3640.58530.58530.3300.58500.864590.3650.58530.3310.58500.871160.3660.58530.3320.58500.877750.3670.58530.3330.58500.884380.3680.58540.3340.58500.891030.3690.58540.3350.5850.0.897720.3700.58540.3360.58500.904480.3370.58510.911280.3710.58540.3380.58510.918110.3720.58540.3390.58510.924910.3730.58540.3400:58510.931750.3740.3750.58540.58550.3410.58510.938620.3760.58550.3420.58510.945510.3770.58550.3430.58510.952440.3780.58550.3440.58510.959400.3790.58550.3450.58510.966380.3800.58550.3460.58510.973400.3810.5855mQm3/s×10mQm3/s×100.0600.61140.006370.1020.60170.023620.0610.61110.006630.1030.60160.024200.0620.61080.006910.1040.60140.024780.0630.61050.007180.1050.60130.025370.0640.61010.007470.1060.60110.025980.0650.60980.007760.1070.60090.026590.0660.60950.008060.1080.60080.027200.0670.60920.008360.1090.60060.027830.0680.60900.008670.0690.60870.008990.1100.1110.60050.60030.028470.029110.0700.60840.009320.1120.60020.029760.0710.60810.009650.1130.60000.030420.0720.60790.009990.1140.59980.031090.0730.60760.010330.1150.59970.031770.0740.60730.010690.1160.59950.032460.0750.60710.011050.1170.59940.033150.0760.60680.011410.1180.59920.033860.0770.60660.011790.1190.59910.034570.0780.60640.012170.0790.60610.012560.1200.1210.59890.59880.035290.036020.0800.60600.012960.1220.59870.036770.0810.60580.013360.1230.59850.037510.0820.60560.013770.1240.59840.038270.0830.60540.014190.1250.59820.039040.0840.60520.014620.1260.59810.039820.0850.60500.015050.1270.59800.040600.0860.60480.015490.1280.59790.041400.0870.60460.015940.1290.59780.042200.0880.60440.016400.0890.60420.016860.1300.1310.59760.59750.043020.043840.0900.60400.017340.1320.59730.044670.0910.60380.017820.1330.59720.045510.0920.60360.018300.1340.59710.046360.0930.60340.018800.1350.59700.047220.0940.60320.019300.1360.59680.048090.0950.60300.019810.1370.59670.048970.0960.60280.020330.1380.59660.049860.0970.60260.020860.1390.59650.050750.0980.60240.021390.0990.60220.021940.1400.1410.59640.59620.051660.052580.1000.60210.022490.1420.59610.053510.1010.60190.023050.1430.59600.05444續(xù)表C2mQm3/s×10mCQm3/s×100.1440.59600.055390.1860.59260.104440.1450.59590.056350.1870.59250.105840.1460.59580.057320.1880.59250.107260.1470.59570.058300.1890.59240.108670.1480.59560.059290.1490.59560.060290.1900.1910.59230.59230.110100.111550.1500.59550.061300.1920.59220.113000.1510.59540.062310.1930.59220.114470.1520.59520.063340.1940.59210.115950.1530.59520.064370.1950.59200.117430.1540.59510.065420.1960.59200.118930.1550.59500.066480.1970.59190.120440.1560.59490.067550.1980.59190.121970.1570.59480.068630.1990.59190.123510.1580.59480.069710.1590.59470.070810.2000.2010.59180.59180.125060.126620.1600.59460.071920.2020.59170.128190.1610.59450.073040.2030.59170.129770.1620.59440.074170.2040.59160.131360.1630.59440.075310.2050.59160.132960.1640.59430.076460.2060.59150.134570.1650.59420.077620.2070.59150.136200.1660.59410.078790.2080.59140.137840.1670.59410.079980.2090.59130.139490.1680.59400.081170.1690.59390.082370.2100.2110.59130.59120.141150.142820.1700.59380.083580.2120.59120.144500.1710.59370.084810.2130.59110.146200.1720.59370.086040.2140.59110.147920.1730.59360.087280.2150.59100.149640.1740.59350.088540.216.0.59100.151380.1750.59340.089800.2170.59100.153130.1760.59330.091080.2180.59090.154890.1770.59330.092370.2190.59090.156660.1780.59320.093670.1790.59310.094970.2200.2210.59080.59080.158440.160240.1800.59300.096290.2220.59080.162040.1810.59290.097620.2230.590.70.163860.1820.59290.098960.2240.59070.165700.1830.59280.100320.2250.59060.167540.1840.59270.101-680.2260.59060.169400.1850.59260.103050.2270.59060.17127CJ/T3008.1—1993續(xù)表C2CQm3/s×10hnCQm?/s×10m0.2280.59050.173150.2700.58920.263630.2290.59050.175.040.2710.2720.58910.58910.266060.268510.2300.59040.176950.2730.58910.270980.2310.59040,178860.2740.58910.273470.2320.59040.180790.2750.58910.275960.2330.59030.182740.2760.58900.278450.2340.59030.184690.2770.58900.280970.2350.59020.186660.2780.58900.283510.2360.59020.188640.2790.58900.286070.2370.59020.190630.2380.59010.192630.2800.58900.288630.2390.59010.194650.2810.2820.58890.58890.291190.293770.2400.59010.196680.2830.58890.296380.2410.59000.198720.2840.58890.299010.2420.59000.200790.2850.58890.301630.2430.59000.202870.2860.58880.304270.2440.58990.204960.2870.58880.306910.2450.58990.207050.2880.58880.309590.2460.58980.209160.2890.58880.312290.2470.58980.211270.2480.58980.213400.2900.58880.314990.2490.58980.215550.2910.2920.58870.58870.317690.320400.2500.58980.217720.2930.58870.323150.2510.58980,219900.2940.58870.325910.2520.58980.222090.2950.58870.328690.2530.58970.224290.2960.58860.331460.2540.58970.226490.2970.58860.334.240.2550.58970.228730.2980.58860.337040.2560.58970.230980.2990.58850.339850.2570.58970.233230.2580.58960.235490.3000.58850.342680.2590.58960.237770.3010.3020.58840.58840.345520.348370.2600.58960.240050.3030.58840.351240.2610.58950.242350.3040.58830.354120.2620.58950.244660.3050.58830.357020.263.0.58940.246990.3060.58830.359950.2640.58940.249330.3070.58830.362900.2650.58940.251680.3080.58830.365850.2660.58930.254040.3090.58820.368800.2670.58930.256420.2680.58920.258810.3100.58820.371770.2690.58920.2612]0.3110.58820.374.77mQm3/s×10mQm3/s×100.3120.58820.377790.3470.58780.492490.3130.58820.380810.3480.58780.496040.3140.58810.383840.3490.58780.499580.3150.58810.386870.3160.58810.389950.3500.58770.503130.3170.58810.393040.3510.58770.506720.3180.58810.396150.3520.58770.510330.3190.58810.399270.3530.3540.58770.58770.513970.517580.3200.58810.402410.3550.58760.521210.3210.58810.405530.3560.58760.524870.3220.58800.408670.3570.58760.528560.3230.58800.411840.3580.58760.532270.3240.58800.415030.3590.58760.535960.3250.58800.418240.3260.58800.421740.3600.58750.539670.3270.58800.424710.3610.58750.543400.3280.58800.427960.3620.58750.547170.3290.58800.431230.3630.3640.58750.58750.550960.554730.3300.58800.434510.3650.58740.558510.3310.58800.437790.3660.58740.562310.3320.58790.441070.3670.58740.566160.3330.58790.444380.3680.58740.570030.3340.58790.447730.3690.58740.573910.3350.58790.451080.3700.58740.577800.3360.58790.454460.3370.58790.457850.3710.58740.581710.3380.58790.461250.3720.58740.585600.3390.58790.464670.3730.3740.58730.58730.589500.593450.3400.58790.468100.3750.58730.597420.3410.58790.471530.3760.58730.601410.3420.58780.474970.3770.58730.605420.3430.58780.478420.3780.58730.609440.3440.58780.481910.3790.58730.613460.3450.58780.485420.3800.58720.617470.3460.58780.488950.3810.58720.62150CJ/T3008.1-1993hQm3/s×10mQm3/s×10m0.0600.64170.003340.1020.62120.012190.0610.64100.003480.1030.62090.012490.0620.64030.003620.1040.62050.012780.0630.63960.003760.1050.62020.013090.0640.63900.003910.1060.61990.013390.0650.63830.004060.1070.61960.013710.0660.63760.004210.1080.61930.014020.0670.63700.004370.1090.61900.014340.0680.63640.004530.0690.63580.004700.1100.1110.61870.61840.014660.014990.0700.63520.004860.1120.61810.015330.0710.63460.005030.1130.61790.015660.0720.63400.005210.1140.61760.016010.0730.63350.005390.1150.61730.016350.0740.63290.005570.1160.61710.016700.0750.63240.005750.1170.61690.017060.0760.63180.005940.1180.61660.017420.0770.63130.006130.1190.61640.017780.0780.63080.006330.0790.63030.006530.1200.1210.61620.61600.018150.018530.0800.62980.006730.1220.61580.018910.0810.62930.006940.1230.61550.019290.0820.62890.007150.1240.61530.019680.0830.62850.007370.1250.61510.020070.0840.62800.007590.1260.61480.020460.0850.62760.007810.1270.61460.020860.0860.62720.008030.1280.61440.021270.0870.62670.008260.1290.61410.021680.0880.62640.008500.0890.62600.008740.1300.1310.61390.61370.022090.022510.0900.62560.008980.1320.61350.022940.0910.62520.009220.1330.61330.023370.0920.62480.009470.1340.61310.023800.0930.62440.009730.1350.61290.024240.0940.62400.009980.1360.61270.024680.0950.623.60.010250.1370.61250.025130.0960.62330.010510.1380.61230.025590.0970.62290.010780.1390.61210.026040.0980.62260.011060.0990.62220.011330.1400.1410.61190.61170.026510.026970.1000.62190.011610.1420.61150.027440.1010.62150.011900.1430.61130.02792續(xù)表C3mQhCQm3/s×10m3/s×10m0.1440.61120.028400.1860.60510.053320.1450.61100.028890.1870.60500.054030.1460.61080.029380.1880.60490.054750.1470.61060.029880.1890.60480.055470.1480.61050.030380.1490.61030.030890.1900.1910.60470.60450.056200.056930.1500.61020.031400.1920.60440.057660.1510.61000.031920.1930.60430.058410.1520.60990.032450.1940.60420.059160.1530.60970.032970.1950.60410.059920.1540.60950.033500.1960.60410.060680.1550.60930.034040.1970.60400.061450.1560.60910.034580.1980.60390.062220.1570.60900.035130.1990.60380.063000.1580.60880.035680.1590.60870.036240.2000.2010.60380.60370.063790.064580.1600.60850.036800.2020.60350.065370.1610.60830.037370.2030.60340.066170.1620.60820.037940.2040.60330.066980.1630.60800.038520.2050.60330.067800.1640.60790.039110.2060.60320.068620.1650.60770.039690.2070.60310.069440.1660.60760.040290.2080.60300.070280.1670.60740.040890.2090.60290.071110.1680.60730.041490.1690.60710.042100.2100.2110.60290.60280.071960.072810.1700.60700.042720.2120.60270.073660.1710.60690.043340.2130.60260.074530.1720.60680.043970.2140.60250.075390.1730.60670.044600.2150.60250.076270.1740.60650.045240.2160.60240.077150.1750.60630.045880.2170.60230.078030.1760.60620.046530.2180.60220.078930.1770.60610.047180.2190.60220.079820.1780.60600.047840,1790.60590.048510.2200.2210.60210.60200.080730.081640.1800.60570.049180.2220.60190.082550.1810.60560.049860.2230.60180.083470.1820.60550.050540.2240.60180.084410.1830.60540.051220.2250.60170.085350.1840.60530.051920.2260.60170.086290.1850.60510.052610.2270.60160.08724CJ/T3008.1—1993400續(xù)表C3hQm3/s×10Qm3/s×10m0.2280.60150.088190.2700.59920.134070.2290.60150.089150.2710.2720.59920.59910.135290.136530.2300.60140.090110.2730.59910.137780.2310.60130.091080.2740.59900.139030.2320.60130.092070.2750.59900.140300.2330.60120.093060.2760.59890.141570.2340.60120.094050.2770.59890.142840.2350