1) flexible bit
挠性钻头
1.
A kind of anti-whirl PDC bit designed based on the idea of flexible bit is introduced in this paper and the structure and working principle of it is expatiated.
回旋是导致PDC钻头早期失效的主要原因,介绍了一种基于挠性钻头的构想设计的抗回旋PDC钻头,阐述了其结构和抗回旋原理。
2) flexible drill stem
挠性钻杆
3) flexible joint
挠性接头
1.
Elastic stability analysis on variable stiffness drilling string with flexible joint for rotary steering drilling;
旋转导向带挠性接头变刚度钻具组合的弹性稳定性分析
2.
Inductive measurement on thin neck of flexible joint;
挠性接头细颈的电感测量法(英文)
3.
This paper analysed the factors of generator,which influence the accuracy and surface roughness(SR) of electrical discharge machining(EDM) of the neck of flexible joint.
分析了脉冲电源中影响挠性接头细颈电火花加工精度和表面粗糙度Ｒａ的因素，得出了等电流脉宽脉冲电源更适合挠性接头电火花精微加工的结论。
4) flexible hinge
挠性接头
1.
The unitary flexible hinge stiffness exists some technical problems in the manufacture and measurement of the stiffness.
动力协调陀螺仪中的整体式挠性接头存在加工精度难以保证和刚度测量困难等技术难点。
5) Deflection probe
挠性探头
6) flexible coupling
挠性管接头
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