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Terms for subject Engineering geology containing DRAG | all forms | exact matches only
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carbide insert drag bit回转钻进合金刮刀钻头
downward drag下拉荷载
downward drag负摩擦力
drag bit鱼尾钻头
drag force拖力
drag force曳阻力
drag rotary detachable bit旋转式刮刀活钻头
mud drag刮泥机
mud drag疏浚机
shear drag剪曳作用
steady drag force稳定阻力