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replacing bit without lifting drills
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replacing bit without lifting drills
Encyclopedia
理学
钻进工艺
释
replacing bit without lifting drills
不提钻换钻头
绳索取心钻进过程中,在不起下钻的情况下,将孔底旧钻头单独或随内管总成一起打捞至地面,并将新钻头单独或随内管总成一起下入孔底进行钻进的作业。
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anti-subsidy law
anti-surge control
antisymmetric
antisymmetrical state
antisymmetrical wave function
anti symmetric bilinear form
anti-symmetric bilinear form
antisymmetric bilinear form
antisymmetric bilinear mapping
antisymmetric dyad
antisymmetric form
antisymmetric function
antisymmetric function algebra
antisymmetric graph
antisymmetric kernel
antisymmetric law
antisymmetric mapping
anti symmetric matrix
anti-symmetric matrix
antisymmetric matrix
antisymmetric molecular orbital
anti symmetric multilinear mapping
anti-symmetric multilinear mapping
antisymmetric multilinear mapping
antisymmetric operator
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