There is no mechanism for going downhill, for crossing the valley to the lower slopes of the high mountain on the other side.

没有下山的机制，或者穿过峡谷到达高山另一边的缓坡的机制。

youdao

Therefore a reasonable construction procedure is favourable to the stability of side slopes and to their construction and it is also the key to the rapid and high quality construction.

因此，合理的施工程序有利于边坡稳定和施工，是快速和高质量施工的关键。

youdao