challenges – phrases

Terms for subject Explosives and Explosive Ordnance Disposal containing challenges | all forms | exact matches only

English	Chinese
One of the greatest challenges, which a blaster faces in mining and contruction blasting, is to accurately determine the bounds of the blast safety area	爆破人员在采矿及建筑拆除爆破过程中所面临的一个最大难题、是准确算岀爆破安全区的范围