roof bolt

基本解释

This paper introduces the construction process, common problems and measures of rock roof-bolt.
本文簡要介紹了巖石錨杆基礎的施工工序、常見問題和對策等。
The paper introduces an adjustable compounding light-duty emulsion pump station used for temporary fore support at the roof-bolt face of underground heading roadway.
本文介紹煤鑛井下掘進巷道錨杆支護工作麪用於臨時超前支護的一種可調配比式輕型乳化液泵站。
Near the. coast of Qingdao, many projects built near the coast need anti-floating design. This paper introduces the construction process, common problems and measures of rock roof-bolt.
在青島近海，沿海邊建造的很多工程都需進行抗浮設計。本文簡要介紹了巖石錨杆基礎的施工工序、常見問題和對策等。