English translation for "煤的质源"

coal resources

Similar Words：

"煤的杂质" English translation, "煤的粘度混合比" English translation, "煤的真相对密度测定方法" English translation, "煤的制备" English translation, "煤的制备和预处理" English translation, "煤的主体" English translation, "煤的主要内生裂隙组" English translation, "煤的主组内生节理" English translation, "煤的转换" English translation, "煤的装卸转运码头" English translation