roof separation layer

 
  • 顶板离层

roof separation layer的用法和样例:

例句

  1. The roof separation is the great safe peril in bolter support roadways.
    顶板离层是锚杆支护巷道最大的安全隐患之一。
  2. The data of roof separation is considered to be a comprehensive index that can forecast the stability of roadways.
    顶板离层值是一个能预测巷道稳定性的综合指标。

roof separation layer的相关资料:

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