firmness of rock
... 物质的坚固性 obdurability 岩石坚固性 firmness of rock 坚固性试验指南 Guide for Conducting Ruggedness Tests ...
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岩石坚固性系数 rock consolidating coefficient
·2,447,543篇论文数据，部分数据来源于NoteExpress
岩石坚固性可视为岩石抵抗破坏的一种度量。
The strength of rock may be generally regarded as a measure of resistance of rock in breaking-up.
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岩石表面的坚固性，必须包括在地形研究之内。
Soundness of the rock surface must be included in the topographic study.
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