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1653.
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产品: |
Drill Bits, PDC Drill Bits, Rock Bits, Tricone Bits, Core Bits
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Drilling Motor, Mud Motor, Downhole Motor, Directional Drilling Motor
NMDC, Non-Magnetic Drill Collar, Spiral Drill Collar, Slick Drill Collar
MWD, measurement ... |
公司: |
[ CN]
Luhai Energy Co., Ltd
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