area of blasting

English	Chinese
area of blasting	爆破面积
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
Safety fuse is a medium through which a burning reaction is conveyed at a relatively uniform rate to the ignition area of the blasting cap	安全导火索是用来将燃烧反应传递到雷管发火区的一种介质
The minimum description of rock mass properties that influence blast performance includes the density, strength, stiffness and frequency and nature of discontinuities, together with an understanding of the variability of these parameters across the blasting area	影响爆破行为的岩体特性描写的最少、包括非连续面的密度、强度、硬度、频率及自然属性、而且对爆破区域内这些参数的可变性了解的也最少