blasting operation

短语词组

短语

• In Project Blasting Operation 在工程爆破
• drilling and blasting operation 打眼放炮工作
• Electric Shock Blasting Operation 电震爆作业
• safety of blasting operation 爆破安全
• blasting design and operation 爆破设计与施工
• drilling g and blasting operation 打眼放炮工作
• drilling blasting by diver operation 潜水钻孔爆破
• blasting molding in one operation 一次成型
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