forced block caving

矿业工程专业词汇英语翻译 -亿城英语... ... force pump 压力泵 forced block caving 强制分段崩落开采 forced draught 强制通风 ...

科技词汇_科技英语词汇... ... forced beat 刺激性期外收缩 forced block caving 强制块段崩落 forced branch 强制转移 ...