确定岩体变形和强度参数最常用的方法有三种：原位试验法、经验关系法及数值分析法。
There are three kinds of methods to confirm the rock deformation and intensity parameters:in situ test, experiential relation method and numerical analysis method.
介绍了一种微破损原位测定砖砌体抗压强度的方法。
A micro destructive method for testing the compressive strength of brick masonry in situ is proposed.
随着熔体拉伸比的增大，复合丝拉伸强度大幅度提高，达到了良好的原位增强效果。
With the increasing of drawing ratio, the tensile strength of composilefibres is enhanced greatly and good in-situ reinforcement can be obtained.
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