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dry drilling
eng.geol. 无水钻进; 乾鑽
oil 干钻
tech. 干式钻机; 干法钻孔; 干法打眼; 干式钻进; 干式凿岩; 无冲洗液钻进
dry drilling: 11 phrases in 5 subjects
Chemistry1
Drilling1
Earth sciences1
Oil / petroleum2
Technology6