若 R=0,但 0 M ≠0,则 (A)力系之合力为一力偶 (B)此为一平衡力系 (C)力偶矩(Couple Moment)为 0 (D)力系之合力为一单力。 37.
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moment of couple [力] 力偶矩 ; 力偶 ; 偶矩
couple moment of magnetic 磁力偶矩
moment vector of couple [力] 力偶矩矢
moment of magnetic couple 磁力偶矩
aerodynamic moment couple 形成气动力矩的力偶
The builder has a couple of jobs on at the moment.
目前这家建筑商有几项工程在进行。
Among the hostages being held at the moment are a British couple, Paul and Rachel Chandler, who were seized from their yacht in Seychellois waters a year ago.
目前被劫持的人质中有一对英国夫妇,保罗和雷切尔钱·德勒,他们一年前在塞舌尔水域从他们的游艇被抓住。
So far in this book the Thenardiers have been viewed only in profile; the moment has arrived for making the circuit of this couple, and considering it under all its aspects.
在这部书里我们还只见过一下德纳第夫妇的侧影,现在应当在那两位伉俪的前后左右,从各方面去看个清楚。
Oh, they are. And at the moment there is a bill that I think over the past couple of years has been presented to the legislator.
是的,现在,就有这样一个法案,在几年前,人们把它提交给了立法者。
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