petrographic meaning in Chinese

岩类的
岩石的
岩相的

Natural stone test methods - petrographic examination
天然石试验方法.岩相检验
Natural stone test methods - petrographic examination
天然宝石的试验方法.岩相检查
Method of preparing coal samples for the coal petrographic analysis
煤岩分析样品制备方法
Standard guide for petrographic examination of aggregates for concrete
混凝土用集料的岩相检验标准指南
Standard practice for petrographic examination of hardened concrete
硬化混凝土的岩相检查的标准实施规程

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