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缝管锚杆全名开缝式全长摩擦锚杆,由于它具有独特的力学性能和许多优点,在美、日等国得到广泛的应用。我国引进这种锚杆是在八十年代初期,现将我局的试验和应用情况介绍如下。
The full name of slitted pipe anchor with slit full length friction bolt has been widely used in the United States, Japan and other countries due to its unique mechanical properties and many advantages. The introduction of this kind of anchor in our country was started in the early 1980s. The test and application of our bureau are as follows.