Analysis on typical example of controlling and mining at the same time in the course of environment protection--quarry on the side of Xijing river in Fuyun city in Guangdong province是什麼意思_Analysis on typical example of controlling and mining at the same time in the course of environment protection--quarry on the side of Xijing river in Fuyun city in Guangdong province在線翻譯_英語_讀音_用法_例句