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打钎
meaning in English
drill a blasting hole in rock with a hammer and a drill rod
Related Words
钎头
钎肩
钎探
钎剂活性
钎焊焊条
钎焊油
钎焊加热
岩石钎子
火焰钎焊
钎子钢
打气嗝
打汽球
打千
打钱
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