mining mechanization
短语词组
- synthesis mining coal mechanization 綜郃採煤機械化
- Compound mining mechanization 綜採機械化
- coal mining mechanization 採煤機械化
- mechanization mining 機械化採掘
- comprehensive mechanization mining face 綜採工作麪
- upscale ordinary mechanization mining 高档普採
- fully mechanization mining 綜放開採
- fully mechanization mining equipment 綜放設備
- system mechanization mining 綜放開採 返回 mining mechanization