The lin ear positioning errors are compensated by the compensation of the thread pitch a nd thread clearance in the machine tools.
通过补偿机床螺距和丝杠间隙误差，实现了机床线性定位误差的补偿。
Proper variate thread pitch techniques can be adopted to improve the distributions of detention forces, so as to strengthen casing strings'loadsupporting capability.
采用适当的变螺距工艺可使扣牙力分布得以改善，从而提高套管柱承载能力。
A new software-based method for flexible thread pitch error compensation is proposed, considering the traditional equi-thread pitch error compensation and the usage of the CNC machine tools.
将传统的等螺距误差补偿与机床使用情况相结合，提出并采用软件方法实现弹性螺距误差补偿。
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