bottom-hole sample catcher 井底岩样抓取器
collection of bottom hole sample 孔底试样采集
bottom m hole sample 井底采样
The term refers particularly to a mud sample that has experienced stagnant conditions at the bottom of the hole, including the temperature, pressure and other conditions at that depth.
这个词特指那些经过停滞状态的井底泥浆样本，包括温度、压力和这个深度的其它情况。
The results show that the test error of sample A with large angle coefficient of hole bottom is under 5%, and will become smaller with the increase of furnace temperature;
结果表明，孔底角度系数较大的试样A的检测误差<5%，并且随着炉膛温度的提高，其检测精度也随之提高；
To pump the drilling fluid until a sample from the bottom of the hole reaches the surface.
泵送流体直到岩样从井底到达地表为止。
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