Because the crank only swings back and force within limit, therefore, the dead center in circular motion is overcome, and the crank can make power in the most ideal Angle range.
由于曲柄只作有限度的来回摆动，从而克服了圆周运动中的死点，并能在最理想的角度范围内作功。
To start the engine, one must first light the small flame beneath the hot ignition tube and crank the engine once using the crank; these preparations take only a minute.
要启动发动机，首先得点燃热管，再转动曲柄轴，发动机便启动，这些准备工作只需一分钟。
After all, even fairly large and processor-intensive applications need the CPU to crank at full power only intermittently.
毕竟，连很庞大、很耗处理器资源的应用程序也只是需要处理器间歇性地全速运转。
With the earthing switch closed, insertion of the withdrawable part towards the service position must be blocked after only two clockwise turns of the crank.
如果接地开关处于合闸状态，手车向工作位置的操作必须被机械联锁锁定。
With the earthing switch closed, insertion of the withdrawable part towards the service position must be blocked after only two clockwise turns of the crank.
如果接地开关处于合闸状态，手车向工作位置的操作必须被机械联锁锁定。
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