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Terms for subject Drilling containing h | all forms | exact matches only
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H-beam工字
H-frame两柱式轻便井架
h. p. n.标称马力
H.P.N.标称马力
H2S detector硫化氢检测器
H2S monitoring system硫化氢监控设施
H-variometer水平磁力仪
high H2S gas well completion高含硫化氢气井完井
personal H2S gas detector个人配带硫化氢检测器
portable H2S gas detector轻便硫化氢检测器