By theoretical analysis and lab test, put forward a kind of new type bolts which may prevent bolt tails from being broken, bolt construction structure's pattern, and bolt made technology.

通过理论分析和实验，提出了一种防止锚尾破断的新型锚杆，以及锚杆结构形式和加工制造工艺。

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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。

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The revetment with anchor bolt frame is a new type of slope protection and strengthening measure applied for expansive soil side slope.

锚杆框架护坡作为一种新型的边坡防护加固措施，应用于膨胀土的边坡中。

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