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Terms for subject Engineering geology containing 螺杆 | all forms | in specified order only
ChineseEnglish
地脚螺杆embedded bolt
空心钻杆螺旋钻头hollow stem auger
螺旋锚杆screw anchor
螺杆泵progressing cavity pump
螺杆泵helical screw pump
预埋螺杆embedded bolt
齿轮传动蜗杆螺旋geared worm screw

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