A belay method in which some rope is allowed to slip during severe falls. A dynamic belay can severely reduce the impact force from a serious fall, but can also severely kill you if not done properly.

一种确保的方式，在严重的坠落时允许将绳子滑落一些距离，动态确保可以有效的缓和坠落的冲击力。但是操作不当也可能致命。

youdao

Based on the characteristics of mine hoist system, a reliable structure of testing system for multiple rope dynamic tension was presented.

根据矿井提升特点，提出了一种高可靠性多绳提升钢丝绳动态张力监测系统方案。

youdao

This paper introduces a new method of measuring the dynamic tension in winding rope on job site.

本文介绍了一种提升钢绳动张力现场测定的新方法。

youdao