key bolt meaning in English
键螺栓
Examples
- Combines with a concrete subject , this paper , composed of seven chapers , makes a deep analysis on theory and experiment of key bolt fastening of engine . the first chapter presents the theory of tightening technology of the available bolt the second chapter gives a narrating about tighten technology availably in survey . pointing that the nature of torque control is axis preload
本文结合一具体课题，第一章叙述了可控螺栓拧紧技术的理论，第二章综述了可控拧紧技术，提出了扭矩控制研究的实质是控制螺栓的轴向预紧力。