Advances in polycrystalline diamond compact( PDC) bits have sharply increased rate of penetration( ROP),reduced drilling time and costs in oil and gas wells.
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释义
聚晶金刚石复合片(PDC)钻头的发展及应用,大大提高了钻井的机械钻速(ROP),减少了钻井时间,降低了钻井成本。
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