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Terms for subject Engineering geology containing 多头 | all forms | in specified order only
ChineseEnglish
多台阶钻头multiple step bit
多头测压管multiple piezometer
多头管系manifold system
多头钻机multiple-drilling machine
多孔探头测压管porous tip piezometer
多级钻头ear bit
多阶梯钻头multiple step bit