这种新工艺对主轴回转速度的平稳性有较高的要求。
水泥土的加固,可用调节搅拌轴回转速度来控制搅拌效果。
Fastened by cement, the agitation effection can be controlled by adjustment the rotation rate of agitation axis.
发现一个牙轮钻头中的三个牙轮回转速度不相同。而不同类型牙轮钻头的牙轮转速也不相同。
It was found that the rotation speeds of 3 cones in one rotary bit are different, and the speeds of rotation are also different for different types of rock bits.
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