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Crawler Rig
  • Crawler Rig
  • Crawler rigs are mainly used for long in-seam horizontal drilling operation of gas drainage boreholes and boreholes in soft coal seams in underground coal mines. It can use both ordinary outer planar drill rods for conventional drilling and spiral drill r
  • Xian Research Institute Of China Coal Research Institute  [Verified]
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Industrial Design Of Automotives
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Power Supply (SMPS)|12VDC Switching Power Supply ZKGP-20KA12V High Current High Frequency High Power
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High Current Rectifier (HCR)|high Power Rectification KHS-18KA40V SCR Thyristor Controled Three Phas
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