充填料以银汞合金为好.The best filling material is silver amalgam.通过试验, 优化了碎石胶结充填料配比.Through the experiments, the mixture ratio of cemented crushed stone backfilling materials was optimized.充填料挤压输送泵是一种用于矿山充填的专用设备.The squeezed trans...
The less stable compounds were converted into a compound called Delta-A THC.不太稳定的化合物被转换成了一种叫做Delta-ATHC的化合物。Chapter 2 analyzes the reasons of conflict on THC.第2章分分析了THC纠纷的产生原因.Compared with no heater, the THC emissions d...
Three mortar shells had landed close to a crowd of people.3枚迫击炮弹落在人群旁。Enemy forces lobbed a series of artillery shells onto the city.敌军对该城发起连串炮轰。Cut the lobster shells into small pieces with heavy-duty scissors.用粗剪将龙虾壳剪成...