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爆破作业安全警戒
释义
爆破作业安全警戒
Encyclopedia
工学
爆破作业
释
blasting operation security cordon
爆破作业安全警戒
爆破工程中,在装药作业时将炸药作业区与周边隔离,在起爆阶段将无关人员和爆破材料撤离危险区。
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