顶板离层仪
顶板离层仪-
顶板离层仪在锚杆支护参数优化中应用
Application of roof separation indicator in parameter optimization of the bolting support
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气囊固定式新型顶板离层仪的设计思路
Design idea of new roof separation indicator with fixed airbag
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顶板离层仪的监测结果显示，顶煤和顶板位移差较小，顶板活动稳定。
The monitoring results of separation devices showed that roof and remained coal had a little displacement difference and were in a stable status .