civil air defence
浅论建筑工程中人防设计阶段的造价控制_建筑工程管理论文 关键词:建筑工程;人防;造价控制 [gap=533]Keywords: building engineering; Civil air defence; Cost control
Personal Protective Equipment ; personal safety equipment ; SAFETY EQUIPMENT
close-marking defence ; close man-to-man ; man-to-man defense ; man-for-man marking
close-marking defence