waste rock pile
waste rock pile
[矿业英汉词典]
waste rock pile矸石堆, 废石堆
是什么意思,waste rock pile的解释,waste rock pile的翻译
[冶金学英汉词典] waste rock pile
waste rock pile
[矿业英汉词典]
waste rock pile是什么意思,waste rock pile的解释,waste rock pile的翻译
[冶金学英汉词典] waste rock pile