摘要
文中讨论了影响覆盖防护分级的几种因素，提出了在不同条件下应采取的覆盖防护方法及其所产生负效应的预防措施．
Some factors affecting the classification of covering are discussed. The prevantionmethods for flying rock in different condition and the precautioution of the negative effect by covering areproposed.
出处
《爆破器材》
CAS
北大核心
1997年第1期31-34,共4页
Explosive Materials
关键词
爆破
负效应
复盖防护
飞石预防
blasting, flying rock, negative effed, preventive measure
