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1·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。

2·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。

3·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。

4·The equations for thread taper, thread pitch, thread angle and height of thread can be derived on the base of fitted lines, which are accurate enough to meet the needs of industrial measurement.

该方法可测量螺纹的锥度、螺距、螺纹夹角和螺纹高度，测量精度可以满足工业测量要求。

5·A type of screw and nut with coarse pitch was applied to realize thread core demoulding automatically.

采用螺距粗的螺丝和螺母实现螺纹型芯自动脱模。

6·Compression cancellous bone screw with both ends thread is a Variable pitch screw designed tO provide rigid 'fixation of cancellous bone fracture.

双端螺纹松质骨加压螺钉的特点是两端螺纹具有不同的螺距，无螺帽。

7·The influence of coverage due to the radius, angular velocity, pitch , double thread of plastic screw, and rotational mode of steel axis are also discussed in here.

文中并探讨了塑胶导螺杆半径、转速、螺距、双螺纹与钢轴旋转模式对钢珠表面检测覆盖率影响。

8·Meanwhile, we change the thread parameters, study the stress distribution caused by changing the pitch, taper and thread Angle, this work can provide a reference for manufacture.

同时改变钻具接头的螺纹参数，研究螺距、锥度、牙型角的改变对其应力分布的影响，为钻具接头的生产加工提供参考。

9·The relationship between both is determined primarily by the desired pitch of the thread to be cut.

两者之间的关系基本上由被切削螺纹所需的节距决定。

10·A simple, easy to use, correct and reliable for measurement of single pitch diameter of inner thread is provided.

提供了一种简便易行、准确可靠的测量内螺纹单一中径的手段。

螺距

1·The equations for thread taper, thread pitch, thread angle and height of thread can be derived on the base of fitted lines, which are accurate enough to meet the needs of industrial measurement.

该方法可测量螺纹的锥度、螺距、螺纹夹角和螺纹高度，测量精度可以满足工业测量要求。