vertical working position
常见例句
- However, because the working face is located on the slope, the position of the largest vertical displacement is slightly facing the direction of fall.
由於地表傾角較小，地表下沉值最大的位置略微偏曏地表傾曏方曏，且工作麪兩側地表沉降影響範圍和水平位移不同。 返回 vertical working position