depth of engagement
最小接合深度 Minimum depths of engagement
·2,447,543篇论文数据，部分数据来源于NoteExpress
截止阀的柔性元件的径向变形值可以调节，保证柔性螺纹套的环槽与螺杆上的螺纹的接合深度。
Radial distortion of the flexible component in the stop valve can be adjusted so as to ensure the joint depth between flexible screw thread trepanning circular groove and screw thread on the screw.
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