The parameters of suspension roof support were determined based on hanging action with a bolt-wire or cable truss.
应用锚杆兜吊和锚索悬吊两种作用设计了锚杆支护参数。
How to guarantee the reliability of the suspension roof supported tunnel is a key link of the suspension roof support.
如何保证锚杆支护巷道的可靠性，是锚杆支护的关键环节。
Analyzed the problem that exist in suspension roof support, and presented the new type strong steel big-end bolt can solve this problem.
分析了普通金属锚杆存在的问题，并提出新型金属粗尾锚杆可以很好地解决这方面存在的问题。
A new type of the combined hydraulic support of suspension roof timber is designed based on the analysis of simple supports and fully mechanized mining supporter.
本课题在分析了几种简易轻便自移支架的基础上，提出了一种新型支架的架型——悬移顶梁组合支架。
Compared with other similar types, new type of the combined hydraulic support of suspension roof timber has better adaptability and reliability.
悬移顶梁组合支架与同类架型相比显示出了更好的适应性和可靠性。
Compared with other similar types, new type of the combined hydraulic support of suspension roof timber has better adaptability and reliability.
悬移顶梁组合支架与同类架型相比显示出了更好的适应性和可靠性。
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