常見例句雙語例句The characteristics and fundamentals of ore drawing control in block caving method are described and computer-based production scheduling for this mining method is studied in the paper.本文闡述了自然崩落法放礦的特點及其放礦管理的基本原理，探討了應用計算機進行自然崩落法排產的基本方法。 返回 block caving method