根据地层岩石特性及钻头与地层的相互作用关系，完成井眼轨迹控制方法。
Completing control method of well path due to the rock characters and the interaction between bit and formation.
据说，该设备的输出端还提供了大量低频信号，这些低频信号可用于判定岩石特性以及更深的目地层的成像。
The output also is said to offer a larger volume of the low-frequency signals needed for determining rock properties and imaging deeper targets.
在试井分析中通常都是假设岩石特性为常数，这个假设条件在许多油气藏的试井分析中取得了很好的解释结果。
The assumption of constant rock properties in pressure transient analysis gives good results in many oil and gas reservoirs.
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