先张后张拉 preposttensioning
先张 后张拉
Stretch first and then stretch
以上为机器翻译结果,长、整句建议使用 人工翻译 。
在较高的法向应力下,含起伏角较高齿形节理面的非贯通节理岩体可能出现破坏模式II(先张拉后剪切破坏模式)。
However, at higher angle of tooth-shaped asperities and under higher normal stress, the failure model II is found, which is in first tension but final shear failure.
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