These results can serve to design the screw box and housing screw and other heavy power screws.
所得结果，可供轧钢机械和有关人员设计压下螺旋以及其他重载传动螺旋时参考。
Small size bent housing screw drill with high build rate must be developed to meet the requirements of sidetracking the short to medium radius horizontal well.
螺杆钻具是其中的一项关键技术，其主要目的是研制满足侧钻中短半径水平井需要的小尺寸高造斜率的弯外壳螺杆钻具。
A pumping rod housing lock joint of a screw pump is primarily used to resolve the problem that the current screw pumping rod joint is easy to release.
一种螺杆泵抽油杆防脱扣接头主要解决现有螺杆泵抽油杆接头易脱扣问题。
Economy: because of the special design of the G800 mechanical reducer with screw pump, the bearing housing parts can be reduced. Thus, the cost is reduced and the structure is more reliable.
经济性好：由于G800螺杆泵专用减速机，其输出结构已设计了承受螺杆泵工作时的轴向推力，所以可以减少泵类的轴承座部件，不仅省成本而且结构又可靠合理。
These sensors are available in cylindrical, rectangular and screw-on "F" design housing styles.
这些传感器可在圆柱形，方形和螺钉上的“F”设计住宅风格。
These sensors are available in cylindrical, rectangular and screw-on "F" design housing styles.
这些传感器可在圆柱形，方形和螺钉上的“F”设计住宅风格。
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