外文翻譯--PWM控制液壓設(shè)備穩(wěn)定性分析的研究  英文版_第1頁
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11, 4, 3971997 A on of a 97 . (6 1996) is of of is be , it is to of is to in to a of WM by of to of s : of s : 1, of s : : :) c : s q : L : c : WM e : of , : WM of of 1 : WM k: : q : WM of s : of : :k: 9 k,) : WM q : of v : of s : 7 : of : t : of w : of WM x : of : of i:a, b, 9 c, d) . 55, 330e of * : 50r : 98 uh . r(q) : WM WM : on d, on to d . he is of ed WM as of so it to is it be to by of be (1992a, b; 1994; 1988). WM as of in be in of 988) as a on 983) WM as a it of in of WM is 1986) on in WM in of of is to a to of is In of as of WM by of is of 2. he of in is 1. a as x), is of is to is by to be WM of a to of of be in is 2. N is to a c, b d FF 1) is 1 ? A on of a 99 X,= X,)%,R l I 7- / I 7 r I I S 2 of it is or of in it be by it To of q. 5) is a is by s in of an of It be 1967) kx - 8) a c, s) is a of Q, of = v 9 xe (1) Q2= xA=(2) L) as p- 3) - 4) 2 be (5) q - v of is L= 6) 4he of is -t- = - 7) of is in of of is is in a is WM is on WM is a of a a to of WM To of of WM be of of 1991), we WM WM q) at of q (t) of WM be as in q (= 9 w 9 (9) WM WM in of 0 is 3. q(t) WM is q. (9) is a a If WM ) n (n=l, 2, 3, .), be in of 00 uh . of WM WM u (t) = 0 q () is by t 1 r 11 i .,.2 pu se i . i . . . 1 . -. i .:. . i :! I ; . - . . (2 . h: :, . , 2/! a .:, t / / ! I L .,: . / . i . i . i. , / 0 10 20 30 40 50 whe of of q. (22) is ) we q. (22) in , 8, 11, 15, 18, 22. 1 to if we b) 0 6 of In c.f is a of l at We so to be in , 2 n 11, 9 ;10 re In of kg kg as as .1 of In is 11, up to 5kg in is 6kg I i . . : . . : . !1 i i -%, I ,C. 2 0 10 n 30 40 0 11 we to 20kg in we in n to of in (1992) is 9 12 of 10 ) 10 9 of of . 5, 8, 11, 15, 18, 22. a of 11, kg is at In at .4 12 1kg 13 of is in of WM 06 uh . gl i r k, i i :-. 2 C. I . / i . ; . i . 0 10 2O 3O 4O k) 12 a i t / 3 0 0 10 2O 3O 40 5O wem (k) 13 0 I i 2O 14 l , i. .2 .; . 0 0 20 30 40 50 of in 9 11 of is 9 It is of in of WM to to in of in is is 14 on 12 by in In of up 5kg it is to to 5. or of WM in We of by WM in in (1) WM be in WM (2) is WM of of l (3) of WM be as n (4) 1 to of of A on of a 07 W., 1992, E. H. O., 1991, , H. E., 1967, T., H., Y., 1988, ( 19, 7, p. 564. T., H., 1983, ( 14, 7

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