• PD C具有钻进时间长、机械、起次数少等特点,使用PD C头可大大提高速度

    PDC bit have advantages of high penetrate rate, long bit life which saving tripping times so that the application of PDC bit can improve drilling efficiency.

    youdao

  • PD C具有钻进时间长、机械、起次数少等特点,使用PD C头可大大提高速度

    PDC bit have advantages of high penetrate rate, long bit life which saving tripping times so that the application of PDC bit can improve drilling efficiency.

    youdao

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