Jiaozuo mining area

 
  • 焦作矿区

Jiaozuo mining area的用法和样例:

例句

  1. It provides an important model for Jiaozuo coal mine and North China coal field.
    为焦作矿区及华北型煤田高产高效矿井建设提供参考模式。

Jiaozuo mining area的相关资料:

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