例句與造句

1. In order to decrease the size of fragmentation and reduce blasting vibration effects on the stability of eastern open pit slope of tongshankou copper mine < this work involved two steps . first of all , based on the experiment in laboratory , this paper presented the optimum blasting parameters and applied it in practice
   為降低銅山口礦露天采場生產(chǎn)爆破的大塊率和地震波振動強度，保證采場東幫陡邊坡的穩(wěn)定，本文在對國內(nèi)外大量文獻綜合調(diào)研的基礎(chǔ)上，首先采用正交設(shè)計對現(xiàn)場爆破參數(shù)進行了室內(nèi)模型實驗，得出優(yōu)化的模型爆破參數(shù)后又應(yīng)用于生產(chǎn)。
2. It's difficult to find reducing blast in a sentence. 用reducing blast造句挺難的