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Terms for subject Oil / petroleum containing 形心 | all forms
ChineseEnglish
三角柱形岩心tricore
中心凹陷形钻头concave inward bit
偏心套管整形器eccentric casing swage
美国国防测绘图局水文与地形中心Defense Mapping Agency, Hydrographic, Topographic Center
环形磁心toroidal core
筒形离心压缩机cylindrical centrifugal compressor
锥形取心钻头tapered core bit
锥形阶梯取心钻头tapered step-core bit