The room was neat, the bed made—a rustic log bed of Oregon fir, I figured.

房间很整洁，床也收拾好了。 那张粗木床我猜是用俄勒冈州的杉木制成的。

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In view of acoustic log of thin bed, a thick bed clipping thin bed model of constant well diameter was designed.

针对声波测井中的薄层问题，设计了井径不变情况下的厚层夹薄层模型。

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As for the coal-bed gas reservoirs with constant pressure boundary, the log-log pressure curves are horizontal lines and the log-log pressure derivative curves are falling rapidly in the late stage.

对于存在定压边界煤层气藏，压力双对数曲线的晚期是水平直线段，压力导数双对数曲线的晚期都是急剧下掉的曲线。

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