常見例句雙語例句Before the main river would be cut off, the rock bar was demoleted by coyote blasting with a way of throwing the broken rock in two directions.主河床截流前采用硐室雙向拋擲爆破順利完成了巖坎的拆除任務。Reported here is a typical engineering case history. The high-slope dangerous rock at Dahuangya is treated with unloading by means of coyote blasting.采取洞室爆破對大黃崖高邊坡危巖體作卸載處理,是一個典型的工程爆破實例。Considering the simple equipment and relatively lagged technique, a way of substituting coyote blasting for small diameter drifting blasting is introduced in this paper.結合小型采石場設備簡單、工藝相對落后的實際,介紹了一種采用硐室爆破替換其小直徑鉆眼爆破的方法,并對藥室的布置及起爆網路作了闡述。 返回 coyote blasting