The crank is an offset section of the crankshaft . 曲柄是曲轴的偏置部分。
They were twirling a brace drill . 他们当时正在转动曲柄钻。
The circular movement of this crank operates the valves register . 曲柄的圆周运动带动了阀门的记录器。
It whips and mixes the fresh air and crankcase fumes as it rotates . 它旋转时，把新鲜空气和曲柄轴箱气体搅混在一起。
As the crankshaft rotates, the crankpin swings in a circle around the shaft . 随着曲轴的转动，曲柄销绕主轴作圆周摆动。
The crank reference pulse originates from a variable reluctant pickup which senses a projection on the engine's flywheel . 曲柄参考点脉冲信号由一个变磁阻传感器产生，它从发动机飞轮上的突起感受信号。
The propeller will windmill and crank the engine 螺旋浆将旋转并转动引擎的曲柄。
Will you please help me to crank up the engine 请你帮助我用曲柄发动引擎好吗？
My car ' s so old that i have to crank it 我的车太旧了,我只好转动曲柄来发动它。
