Under regular drilling conditions, the velocity of negative mud pulse is higher than that of positive ones about 10 percent.
在常规钻井条件下，负脉冲信号的传输速度比正脉冲信号约高出1 0 %。
Under regular drilling conditions, the velocity of negative mud pulse is higher than that of positive ones about 10 percent.
在常规钻井条件下，负脉冲信号的传输速度比正脉冲信号约高出1 0 %。
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