The old and the new safety regulations for blasting are compared and the blasting damagecriteria is analyzed.
对比了旧、新爆破安全规程并分析了其中的缺陷，对爆破破坏判据进行了讨论。
2
Objective to Study the criteria of assessment on the degree of mental damage due to in-jury.
目的探讨损伤导致精神障碍损伤程度评定标准。
3
Basen on the criteria of the peak particle velocity(PPV) for blast-induced damage, the design approach for excavation blasting near contour of rock slope is discussed.