coal sample meaning in English
煤样
Examples
- Standard practice of preparing coal samples for analysis
分析用煤样品的制备的标准规程 - Methods for collection of coal samples from truck
汽车运输煤样的采取方法 - Methods for collection of coal samples from ship
船舶运输煤样的采取方法 - Method of preparing coal samples for the coal petrographic analysis
煤岩分析样品制备方法 - Standard practice for collection of coal samples from core
芯中煤样品的收集的标准操作规程