A kind of measuring method and corresponding measuring instrument for measuring cone shaft and cone sleeve of the high-speed wire rolling mill's roller are introduced.
介绍了一种检测高速线材轧机轧辊锥轴与锥套锥度的检测方法以及相应的锥体锥度检测仪。
The portable track detecting instrument facilitates effective inspection of track smoothness. The speed measuring module is an important component of the system.
便携式轨道测试仪是检测铁路轨道平顺性的有效手段，测速模块是其重要组成部分。
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