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/混凝土參數(shù)(N/mm2)混凝土強(qiáng)度等級強(qiáng)度標(biāo)準(zhǔn)值強(qiáng)度設(shè)計值模量抗壓抗拉抗壓抗拉彈性剪變疲變fckftkfcftEcGc=0。4EcEcfC1510。01.277。20。912.20×1040.88×104C2013.41。549.61.102.55×1041.02×1041.10×104C2516.71.7811。91.272.80×1041.12×1041.20×104C3020。12。0114.31.433.00×1041.20×1041。30×104C3523.42.2016。71.573.15×1041.26×1041.40×104C4026.82.3919.11.713。25×1041。30×1041。50×104C4529。62。5121.11。803。35×1041.34×1041.55×104C5032.42.6423.11.893.45×1041。38×1041。60×104C5535。52。7425.31。963.55×1041.42×1041.65×104C6038.52。8527。52.043.60×1041。44×1041.70×104C6541。52。9329.72.093。65×1041.46×1041。75×104C7044。52。9931.82。143.70×1041.48×1041。80×104C7547.43。0533。82.183.75×1041。50×1041.85×104C8050.23。1135.92.223.80×1041.52×1041.90×104普通鋼筋參數(shù)(N/mm2)【受剪、受扭、受沖切承載力計算時,fyv≤360N/mm2】種類極限強(qiáng)度標(biāo)準(zhǔn)值fstk屈服強(qiáng)度標(biāo)準(zhǔn)值fyk抗拉強(qiáng)度設(shè)計值fy抗壓強(qiáng)度設(shè)計值fy’橫向鋼筋抗拉設(shè)計值fyvEsHPB3004203002702702702.1×105HRB3354553353003003002.0×105HRB4005404003603603602.0×105HRB5006305004354103602。0×105界限受壓區(qū)高度ξb混凝土強(qiáng)度≤C50C55C60C65C70C75C80有屈服點(diǎn)HPB3000.5760.5660。5560。5470。5370.5280.518HRB3350.5500.5410.5310.5220.5120。5030.493HRB4000。5180。5080。4990.4900.4810.4720.463HRB5000。4820。4730.4640.4550。4470.4380.429無屈服點(diǎn)HPB3000.4010。3930.3850。3770.3690。3610.353HRB3350.3880。3800.3730.3650。3570。3490。342HRB4000.3720.3640.3570。3490.3410.3340。326HRB5000.3530.3460.3380.3310.3240.3170.309β1不超過C50時,取為0.80,C80時,0。74,其間按線性內(nèi)插法確定。α1不超過C50時,取為1.00,C80時,0。94,其間按線性內(nèi)插法確定。截面受拉區(qū)配置不同種類的鋼筋時,ξb應(yīng)分別計算,并取其較小值.附加箍筋承受集中荷載(HPB300)(kN)【混規(guī)9.2.11】箍筋直徑兩側(cè)【雙肢箍】箍筋總個數(shù)146810615.361.191.6122.1152.7827.1108.6162。9217。1271.41042.4169。6254。5339。3424.11261.1244。3366。4488.6610.71483。1332.5498。8665。0831.316108.6434.3651.4868。61085。72h1與3b之和的范圍內(nèi)HRB335,×1。11HRB335,×1。33每根附加吊筋承受集中荷載(kN)【混規(guī)9.2。11】吊筋直徑HPB300級HRB335級HRB400級45度60度45度60度45度60度1029。9936.7333.3240。8139.9948。971243。1852.8947.9858.7757。5870.521458.7871。9965。3179.9978.3795。991676.7794。0385。30104.47102。36125.371897.17119.00107.96132.23129.55158.6720119。96146。92133.29163。24159。94195。8922145.15177。77161.28197。52193.53237。0325187.43229.56208.26255.07249。91306。0828235.12287.96261.24319.95313.49383.9532307。09376.11341.21417。90409.46501.48截面計算相關(guān)參數(shù)≤C50C55C60C65C70C75C80α11。00.990.980.970.960。950。94β10.800.790。780。770.760.750.74βc1。00.9670。9330.900。8670.8330.80承載力抗震調(diào)整系數(shù)γRE【混表11.1。6】結(jié)構(gòu)構(gòu)件類別正截面斜截面受剪框架節(jié)點(diǎn)沖切局部受壓受彎偏心受壓柱偏心受拉構(gòu)件剪力墻μN(yùn)〈0。15μN(yùn)≥0.15γRE0.750。750.800。850。850.850.851.0僅計算豎向地震力時,所有構(gòu)件均?。?0箍筋單肢面積/間距As1/s鋼筋間距箍筋直徑6810121620600.47120。83781.30901.88503.35105。2360750.37700。67021.04721.50802.68084。1888800。35340。62830。98171。41372.51333。9270850.33260。59140.92401.33062。36543.6960900。31420。55850。87271.25662。23403。4907950.29760。52910。82671。19052。11643.30691000.28270.50270.78541.13102.01063。14161100。25700。45700.71401。02821.82782.85601200.23560.41890。65450。94251.67552.61801250.22620。40210。62830.90481.60852。51331300.21750。38670.60420。87001.54662。41661400.20200.35900。56100.80781.43622.24401500.18850。33510。52360。75401.34042。09441600.17670.31420.49090。70691.25661.96351700。16630.29570.46200.66531.18271.84801800.15710.27930.43630.62831.11701。74531900.14880.26460.41340。59521.05821.65352000.14140。25130。39270.56551。00531.57082200.12850。22850.35700.51410.91391。42802400.11780.20940.32720.47120.83781。30902500.11310.20110。31420。45240.80421.2566混凝土強(qiáng)度等級選擇抗震非抗震規(guī)范條文剪力墻宜≥C20,應(yīng)≤C60素混凝土應(yīng)≥C15《混》4。1。2《高》3。2。2《抗》3.9.2筒體結(jié)構(gòu)、型鋼混凝土梁、柱作為上部結(jié)構(gòu)嵌固段的地下室樓蓋宜≥C30《抗》3.9。39度宜≤C608度宜≤C70普通鋼筋混凝土結(jié)構(gòu)應(yīng)≥C20轉(zhuǎn)換梁、柱、轉(zhuǎn)換層樓板箱型轉(zhuǎn)換結(jié)構(gòu)及轉(zhuǎn)換厚板應(yīng)≥C30400Mpa及以上鋼筋應(yīng)≥C25一級框架梁、柱及節(jié)點(diǎn)應(yīng)≥C30承受重復(fù)荷載構(gòu)件應(yīng)≥C30現(xiàn)澆非預(yù)應(yīng)力樓蓋宜≤C40預(yù)應(yīng)力鋼筋混凝土結(jié)構(gòu)宜≥C40應(yīng)≥C30構(gòu)造柱、芯柱、圈梁及其他結(jié)構(gòu)構(gòu)件應(yīng)≥C20預(yù)應(yīng)力鋼筋混凝土宜≥C40,應(yīng)≥C30混凝土受彎構(gòu)件擾度限值【混3.4.3】構(gòu)件類型擾度限值吊車梁手動吊車l0/500自動吊車l0/600屋蓋、樓蓋及樓梯構(gòu)件l0〈7ml0/200(l0/250)7m≤l0≤9ml0/250(l0/300)l0〉9ml0/300(l0/400)注:1表中l(wèi)0為構(gòu)件的計算跨度;計算懸臂構(gòu)件的撓度限值時,其計算跨度l0按實(shí)際懸臂長度的2倍取用;2表中括號內(nèi)的數(shù)值適用于使用上對撓度有較高要求的構(gòu)件;3如果構(gòu)件制作時預(yù)先起拱,且使用上也允許,則在驗(yàn)算撓度時,可將計算所得的撓度值減去起拱值;對預(yù)應(yīng)力混凝土構(gòu)件,尚可減去預(yù)加力所產(chǎn)生的反拱值;4構(gòu)件制作時的起拱值和預(yù)加力所產(chǎn)生的反拱值,不宜超過構(gòu)件在相應(yīng)荷載組合作用下的計算撓度值。鋼筋的計算截面面積及公稱質(zhì)量表直徑d(mm)不同根數(shù)直徑的計算截面面積(mm2)單根鋼筋公稱質(zhì)量(kg/m)1234567893457.112.619。614.125。13921。237.75928。350.37935.362.89842。475.411849。588.013756.5100。515763.6113.11770.05550。09860.154628.357851131411701982262540。2226。533.2661001331661992322652990.260850.31011512012513023524024520。3958.252.81061582112643173704224750.4151078。51572363143934715506287070.61712113.122633945256567979290510180。88814153.93084626167709241078123213851.20816201.1402603804100512061407160818101。57818254。55097631018127215271781203622901。99820314。26289421257157118852199251328272。46622380.176011401521190122812661304134212.98425490.998214731963245429453436392744183.85328323640615.8804.21017。91256.612321608203625131847241330543770246332174072502730794021508962833695482561077540431056307125879649266434814310053554272389161113104。8346。3137。9909.865縱向受拉鋼筋的錨固長度laE=【混8。3.1】鋼筋種類抗震等級混凝土等級C15C20C25C30C35C40C45C50C55≥C60HPB300一、二54.60d45.17d39。12d34。75d31.65d29。06d27.60d26.29d25.35d24.36d三49.85d41.24d35。72d31。73d28.90d26。53d25.20d24。00d23。15d22。24d四、非抗震47.48d39。28d34.02d30。21d27。52d25.27d24.00d22.86d22.05d21.18dHRB335一、二53。08d43。91d38.04d33。78d30。77d28。25d26.84d25.56d24。65d23.68d三48.47d40。10d34。73d30。84d28。09d25。79d24。50d23.34d22.50d21。62d四、非抗震46。16d38。19d33。08d29。38d26.76d24。57d23。34d22.23d21.43d20。59dHRB400一、二63.70d52。70d45。64d40.54d36。92d33。90d32.20d30。67d29.58d28.42d三58。16d48.11d41。67d37.01d33.71d30.95d29.40d28.00d27.00d25。95d四、非抗震55。39d45.82d39.69d35.25d32。11d29.48d28.00d26.67d25。72d24.71dHRB500一、二63。67d55。15d48。98d44。61d40。96d38.91d37。06d35.74d34。34d三58。14d50.36d44.72d40.73d37。40d35.53d33.84d32.63d31.35d四、非抗震55.37d47.96d42。59d38。79d35.62d33.84d32。23d31。08d29.86d注:1錨固長度修正系數(shù):【混8.3.2】螺紋鋼直徑大于25時,×1。1螺紋鋼環(huán)氧樹脂涂層時,×1.25混凝土施工易擾動時(如滑模施工),×1。1錨固區(qū)保護(hù)層厚度為3d且配有箍筋時,×0。8,保護(hù)層厚度≥于5d時,×0。7,中間插入實(shí)際鋼筋大于計算面積時,如有充分依據(jù)和可靠措施,×實(shí)際面積與計算面積的比值,但不適用于抗震與直接承受動力荷載構(gòu)件.經(jīng)修正后的長度不得小于原始值的0。6倍,且不小于200。受壓鋼筋,充分利用其抗壓強(qiáng)度時,錨固長度不小于相應(yīng)受拉錨固長度的70%2綁扎搭接長度取值:縱向鋼筋搭接接頭面積百分率≤25%時,取1。2倍錨固長度,【混8。4.4】50%時,取1.4倍,100%時,?。?。6倍。3對于直接承受動荷載的混凝土吊車梁、屋面梁及屋架下弦縱向受拉鋼筋要求:搭接率≤25%,焊接搭接長度45d(d取max)1m寬板內(nèi)鋼筋面積統(tǒng)計(mm2)鋼筋間距)鋼筋直徑(mm)2045676/8898/101010/121212/141414/1616605236209327471641654838106010731309159718852225256629583351754188.81682623775135246708488591047127815081780205323672681803927。0157245353481491628795805982119814141669192422192513853696。0148231333453462591748758924112713311571181120882365903490。7140218314428436559707716873106512571484171019722234953306.91322072984054135296706788271009119014051620186821161003141。6126196283385393503636644785958113113351539177520111102856.0114178257350357457578585714871102812141399161418281202618.010516423632132741953053765479894211131283147916761252513.310115722630831440250951562876790510681232142016081302416。696。715121729630238748949560473787010271184136515471402244。089.81402022752803594544605616848089541100126814361502094.483.81311882572623354244295246397548901026118313401601963.578.5123177241245314398403491599707834962110912571701848。073.9115166226231296374379462564665785906104411831801745.369。810915721421827935335843653262874285598611171901653。566。110314920320726533533941350459570381093410582001570。862.898.2141。419219625131832239347956566877088710052201428.057。189.21291751782282892933574365146077008079142401309.052。481.81181601642092652683273994715566417408382501256.650.378。5113154157201254258314383452534616710804受壓構(gòu)件全部縱向鋼筋最小配筋率(%)《混》8。5.1鋼筋種類混凝土等級C15C20C25C30C35C40C45C50C55C60C65C70C75C80HPB3000.60.60.60.60。60。60.60.60.60.70.70。70.70.7HRB3350.60.60.60.60。60.60.60。60.60.70。70。70。70。7HRB4000。550.550.550.550。550.550.550.550。550。650.650.650.650。65HRB5000.50.50.50.50。50.50。50.50.50.60。60.60.60.6受彎、偏心受拉、受拉構(gòu)件一側(cè)受拉鋼筋最小配筋率(%)0。20和45ft/fyHPB3000。2000.2000。2120。2380.2620。2850.3000。3150。3270。3400.3480.3570。3630。370HRB3350.2000.2000.2000.2150.2360。2570.2700。2840。2940.3060.3140.3210。3270.333HRB4000.2000.2000.2000.2000.2000.2140。2250.2360.2450。2550。2610.2680。2730.278HRB5000.2000.2000.2000.2000.2000.2000。2000.2000.2030.2110。2160。2210.2260。230板類(懸臂板除外)構(gòu)件縱向受拉鋼筋的最小配筋率(%)C15C20C25C30C35C40C45C50C55C60C65C70C75C80HPB300(Ⅰ)0。2000。2000。2120。2380.2620.2850.3000.3150.3270.3400。3480。3570.3630.370HRB335(Ⅱ)0.2000.2000.2000.2150.2360.2570.2700.2840.2940.3060。3140。3210。3270。333HRB400(Ⅲ)0.1500.1500.1590.1790.1960.2140。2250.2360。2450.2550。2610。2680.2730.278HRB5000.1500.1500.1500.1500。1620.1770。1860。1960。2030.2110。2160。2210。2260。230受壓構(gòu)件一側(cè)縱向鋼筋的最小配筋率(%)0。2框架梁縱向受拉鋼筋的最小配筋率(%)《高》6.3.7;《混》11.3。6C15C20C25C30C35C40C45C50C55C60C65C70C75C80備注一級(支座)0.40和80ft/fyHPB3000.400。400.400.4240。4650.5070.5330.5600.5810.6040.6190。6340。6460.6581抗震時,梁端底面和頂面鋼筋面積比,一級≥0.5,二三級不≥0.3。2沿梁頂面和底面的至少布置兩根通長鋼筋,一二級≥14mm,且不應(yīng)小于相應(yīng)縱筋面積的1/4。三四級≥12mm,3一二三級框架梁中貫通中柱的每根縱向鋼筋的直徑,不宜大于柱1/20該方向截面尺寸,圓柱,取該方向弦長。4特一級取值同一級.5受扭縱筋最小配筋率詳見《混》9。2.5條;HRB3350。400.400.400。400.4190。4560.4800。5040.5230.5440。5570.5710.5810.592HRB4000。400。400.400.400.400.400.400.4200.4360。4530。4640.4760。4840.493HRB5000.400。400.400。400.400.400。400.400.400。400。400。400.4010。408一級(跨中)二級(支座)0.30和65ft/fyHPB3000.300。300.3060.3440.3780。4120。4330.4550.4720。4910.5030。5150.5250。534HRB3350。300。300.3000.3100。3400.3710。3900.4100.4250。4420。4530.4640.4720.481HRB4000.300.300.300.300.300.3090.3250.3410。3540.3680.3770.3860。3940.401HRB5000.300。300。300。300.300。300。300。300.300.3050。3120.3200。3260.332二級(跨中)三四級(支座)0。25和55ft/fyHPB3000.250.250.2590.2910.3200.3480.3670.3850。3990。4160.4260.4360.4440.452HRB3350.250.250.250.2620.2880.3140.3300。3470.3590.3740.3830.3920。4000.407HRB4000.250。250.250.250.250.2610。2750。2890.2990。3120.3190。3270。3330。339HRB5000。250。250.250.250.250。250。250。250。250。2580.2640.2710.2760.281三四級(跨中)非抗震0.20和45ft/fyHPB3000.200.200.2120.2380.2620.2850.3000.3150。3270.3400.3480.3570.3630.370HRB3350.200.200.200。2150。2360.2570.2700.2840。2940。3060.3140.3210。3270.333HRB4000.200.200.200.200.200.2140。2250.2360。2450。2550。2610。2680。2730。278HRB5000。200。200.200.200。200。200.200.200.2030。2110。2160.2210.2260。230轉(zhuǎn)換梁特一0。6一級0.5二級0.4三四級、非抗震0.3轉(zhuǎn)換梁上下縱向鋼筋都要滿足最小配筋率要求連梁跨高比≤0.5,抗震max(0。2,45ft/fy)0.5〈跨高比≤1.5,max(0。25,55ft/fy),非抗震,0.21.5<跨高比,同框架梁注:1梁中每側(cè)縱向構(gòu)造鋼筋面積(不含架立筋)不應(yīng)小于腹板截面面積(bhw)的0.1%,梁寬較大時可適當(dāng)放寬。連梁兩側(cè)腰筋總面積配筋率大于0.3%2框架梁、轉(zhuǎn)換梁中最大面積配筋率,抗震時,支座處取2.5%,跨中取4%;非抗震時取4%。3連梁中,非抗震時,頂面及底面單側(cè)縱向鋼筋的最大配筋率不宜大于2.5%;抗震時,跨高比≤1時,不宜大于0。6%;1<跨高比≤2時,不宜大于1.2%;2<跨高比≤2。5時,不宜大于1.5%;2.5〈跨高比時,不宜大于2.5%;框架梁、連梁沿梁全長箍筋面積配筋率(加密區(qū)和非加密區(qū))《高》6。3。5ρsv鋼筋等級混凝土等級加密區(qū)長度箍筋間距箍筋直徑C15C20C25C30C35C40C45C50C55C60C65C70C75C80一級0。30ft/fyvHPB3000.1010。1220.1410.1590。1740.1900。2000。2100.2180.2270。2320。2380.2420.247Max2h,500Minh/4,6d,10010HRB3350.0910。1100。1270。1430.1570.1710.1800。1890。1960.2040.2090.2140。2180.222HRB4000.0760。0920.1060。1190。1310.1430。1500.1580.1630.1700.1740。1780.1820.185二級0。28ft/fyvHPB3000.0940.1140.1320。1480.1630。1770.1870。1960。2030.2120.2170.2220.2260。230Max1.5h,500Minh/4,8d,1008HRB3350.0850.1030.1190.1330。1470.1600.1680.1760。1830.1900。1950.2000.2030.207HRB4000。0710.0860.0990。1110.1220.1330.1400。1470。1520.1590.1630.1660。1700.173三四級0.26ft/fyvHPB3000.0880.1060.1220.1380.1510。1650.1730。1820.1890.1960。2010。2060.2100。214Max1。5h,500Minh/4,8d,1508HRB3350.0790。0950.1100。1240.1360.1480.1560。1640。1700.1770。1810.1850。1890.192HRB4000.0660.0790。0920.1030.1130.1240.1300.1370.1420.1470.1510.1550.1570.160非抗震0。24ft/fyvHPB3000.0810.0980。1130。1270.1400。1520。1600。1680。1740.1810.1860.1900。1940.197非抗震時,V≤0.7ftbh0時,不需考慮最小配筋率,按構(gòu)造要求配置箍筋即可HRB3350。0730。0880。1020.1140.1260。1370.1440.1510.1570.1630。1670。1710.1740。178HRB4000。0610.0730.0850.0950.1050。1140。1200。1260.1310.1360.1390。1430。1450.148注:1非抗震,存在扭矩時,框架梁ρsv≥0。28ft/fyv,轉(zhuǎn)換梁≥0.5%。2由ρsv=As/bs=nAs1/bs,得As/s=bρsv。3框架梁非加密區(qū)的箍筋最大間距不宜大于加密區(qū)箍筋的2倍。4縱向鋼筋搭接長度范圍內(nèi)的箍筋面積,鋼筋受拉時?。恚閚(5d,100),受壓時取min(10d,200)。5加密區(qū)的箍筋肢距,一級:≤max(200,20倍箍筋直徑),二三級≤max(250,20倍箍筋直徑),四級≤300。6偏心受拉,ρsv≥0.36ft/fyv?!靖咭?guī)6。4.7-1】HPB300鋼筋框架柱加密區(qū)箍筋最小配箍率ρv(%)ρv=λvfc/fyvfc≥C35【高規(guī)6。4.7-1】混凝土等級抗震等級軸壓比0.30.40。50。60。70.80.9≤C35一級0.8000.8000。8040.9281.0511。2371.423二級0.6000。6000。6800。8040.9281.1131.299三、四級0.4000.4330.5570。6800。8040.9281.051C40一級0。8000。8000.9201.0611.2031.4151。627二級0.6000.6370.7780.9201。0611.2731.486三、四級0.4240。4950.6370.7780.9201.0611。203C45一級0。8000.8601.0161.1721.3291.5631.797二級0.6250.7030.8601.0161.1721.4071。641三、四級0.4690.5470.7030。8601。0161.1721.329C50一級0.8560。9411.1121。2831.4541.7111。968二級0。6840.7700。9411。1121.2831.5401.797三、四級0。5130。5990.7700.9411.1121.2831。454HRB335鋼筋框架柱加密區(qū)箍筋最小配箍率ρv(%)ρv=λvfc/fyvfc≥C35λ〉2混凝土等級抗震等級軸壓比0。30.40.50。60。70。80.9≤C35一級0。8000.8000.8000。8350.9461.1131.280二級0.6000.6000.6120.7240。8351.0021.169三、四級0.4000。4000.5010.6120.7240.8350.946C40一級0.8000.8000.8280.9551.0821.2731。464二級0.6000.6000.7000.8280.9551.1461.337三、四級0。4000.4460.5730。7000.8280.9551.082C45一級0。8000.8000.9141.0551.1961.4071.618二級0.6000.6330.7740。9141.0551.2661.477三、四級0。4220。4920.6330.7740.9141。0551。196C50一級0.8000。8471.0011.1551.3091。5401.771二級0。6160.6930。8471。0011.1551。3861。617三、四級0.4620.5390.6930.8471.0011。1551。309HRB400鋼筋框架柱加密區(qū)箍筋最小配箍率ρv(%)ρv=λvfc/fyvfc≥C35λ〉2混凝土等級抗震等級軸壓比≤0。30.40。50。60。70。80。9≤C35一級0。8000。8000.8000。8000.8000.9281.067二級0。6000。6000。6000。6030.6960.8350.974三、四級0。4000.4000。4180.5100.6030.6960.789C40一級0.8000.8000.8000。8000。9021.0611。220二級0。6000.6000.6000.6900.7960.9551。114三、四級0.4000。4000.4780。5840.6900.7960。902C45一級0。8000.8000。8000.8790。9961.1721.348二級0。6000。6000。6450。7620.8791。0551.231三、四級0.4000.4100.5280。6450。7620。8790.996C50一級0。8000。8000。8340.9631。0911。2831。476二級0.6000.6000.7060.8340.9631.1551.348三、四級0.4000.4490。5780.7060.8340.9631。091剪力墻約束邊緣構(gòu)件最小體積配箍率(%)ρv≥λvfc/fyvfc≥C35【高規(guī)7.2.15—1】抗震等級一級(9度)一級(6、7、8度)二、三級軸壓比μN(yùn)≤0。2>0.2≤0。3〉0.3≤0.4〉0.4體積配箍率特征值λv0.120.20.120.20.120.2≤C35HPB3000.7421.2370.7421.2370.7421。237HRB3350。6681.1130。6681.1130.6681.113HRB4000。5570。9280.5570.9280.5570。928C40HPB3000。8491.4150.8491.4150。8491。415HRB3350.7641.2730。7641.2730.7641。273HRB4000.6371.0610.6371。0610。6371。061C45HPB3000.9381.5630。9381.5630。9381。563HRB3350.8441。4070.8441.4070。8441。407HRB4000.7031.1720。7031.1720.7031.172C50HPB3001.0271.7111.0271.7111.0271.711HRB3350.9241.5400。9241.5400.9241.540HRB4000.7701.2830.7701。2830.7701。283混凝土結(jié)構(gòu)的環(huán)境類別【混3。5。2】環(huán)境類別條件一室內(nèi)干燥環(huán)境無侵蝕性靜水浸沒環(huán)境二a室內(nèi)潮濕環(huán)境非嚴(yán)寒和非寒冷地區(qū)的露天環(huán)境;非嚴(yán)寒和非寒冷地區(qū)與無侵蝕性的水或土
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