Moment of Force and Couple 力矩和力偶理论
The couple of force created by rotor pole center suspending difference may not increase the pressure on the thrust pad.
转子磁场中心安装偏差所产生的轴向磁拉力很小,转子磁极中心挂装高程差所产生的不平衡力偶不致增大推力瓦受力。
If an older worker is forced to work an extra couple of years, it seems obvious this would delay a young person's entry into the labor force.
如果老工人被迫多工作几年,很明显这会使年轻人加入劳动队伍的时间推延。
As a result, when a couple of thousand Palestinians, bused to the Golan border opposite the town of Majdal Shams, began clambering over the fence, only a small force of soldiers confronted them.
结果是,当数千巴勒斯坦人被公交车运送至戈兰高地边境Majdal Shams镇对面,并开始攀越障碍时,面对他们的只有一小队的士兵。
On the other hand Wal-Mart has gone through a tremendous effort over the last couple of years to integrate environmental sustainability into not only its own practices but to force this into the supply chain."
VOA: standard.2010.01.23
There's the hard sphere. It wants to collide against the wall to create a force on the wall, and I have a couple of the hard spheres that are nearby, right, and in the absence of any interactions, I get a certain pressure.
给墙一个作用力,现在它的附近,还有许多小球,没有相互作用时,它将直接冲向这面墙。
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