沉片推动杆 striking jack
电动推杆 linear actuator ; electric drive pusher ; RACO-Elektrozylinder ; Electric jogger ; electric putter
气动推杆 pneumatic pusher
推动螺杆 sheathed screw
自动推杆器 [航] stick pusher ; nudger
液压推杆制动器 hydraulic push-rod brake
制动缸推杆 push rod ; brake cylinder push rod ; [车辆] brake cylinder push bar
电动推杆支座 electric rod bearings ; Actuator bearing ; The electronic push rod bearings
自动推杆系统 pusher
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水位达到一定高度时，水将推动一个控制杆，从而显示时间。
When the water reaches a certain level, it moves a lever and this shows the hours.
当老鼠被训练到能够通过推动操作杆来自己施用药物时，它们就会反复不断的推——甚至上百次——来获得一剂量的可卡因。
When rats are trained to self-administer by pushing a lever, they'll push it over and over again — even hundreds of times — to get a single dose of cocaine.
比如，猕猴也是具有高度社会性的动物，科学家把他们放在笼子里并教他们学会怎样推动控制杆得到可卡因。
For example, macaque monkeys are also highly social animals, and scientists put them in cages and taught them how to push a lever so that they could get cocaine.
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