In the oil and gas exploration history of China there were many cases which gas show wasn't being found in exploration well logging, but a gas reservoir was discovered by log interpretation at last.

在我国油气勘探史上，就曾有过探井录井无气显示，而测井解释发现了气层的若干案例。

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As well as the application of conventional hydrocarbon exploration and development, the well logging should be an important measure to evaluate coalbed gas.

同常规油气勘探和开发应用一样，测井也应成为煤层气评价的有力工具。

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Well logging is one of the most important core technology in oil-gas exploration.

录井技术是油气勘探开发活动中最基本的核心技术之一。

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