ASTM D4554-2012 标准详情
- 标准号:ASTM D4554-2012
- 中文标题:岩石间断性直接剪切强度的现场标准试验方法
- 英文标题:Standard Test Method for In Situ Determination of Direct Shear Strength of Rock Discontinuities
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2012
5. Significance and UseTop Bottom 5.1 Because of scale effects, there is no simple method of predicting the in situ shear strength of a rock discontinuity from the results of laboratory tests on small specimens; in situ tests on large specimens
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