The spindle speed (in revolutions per minute) can be easily specified and the spindle can be turned on in a forward or reverse direction. 翻译为：主轴转速（每分钟转数）可以很容易地指定，主轴只能正向转动。
举一反三
- 1.Tachometer measures the speed of rotation of the engine, in revolutions per minute (RPM) (see Fig.7-10a).
- The( )shows you the engine speed in revolutions per minute ( rpm). A: odometer B: trip meter C: speedometer D: tachometer
- 一飞轮以每分钟1500转的转速转动，受制动50秒后静止。则从制动开始到静止飞轮转过的转数为___A flywheel rotates at a speed of 1500 revolutions per minute and stops after being braked for 50 seconds. The number of revolutions from the start of braking to the rotation of stationary flywheel is ___ A: [img=42x24]18034cb7a5a9a82.jpg[/img]0 review B: [img=51x17]18034cb7b045f58.jpg[/img]625 reviews C: [img=51x21]18034cb7bbb4c21.jpg[/img]750 reviews D: [img=54x16]18034cb7c642f4d.jpg[/img]1500 reviews
- The gear train can change speed and direction. A: 正确 B: 错误
- CAVITY_MILL是一个已经生成刀具轨迹的型腔铣工序，更改下列哪些项会导致这个工序需要重新生成刀具轨迹？ A: 步距(Stepover) B: 公共每刀切削深度(Common Depth per Cut) C: 切削模式(Cut Pattern) D: 刀轴(Tool Axis) E: 主轴转速(Spindle Speed)