英国石油公司的工程人员在压力测试过程中，正继续用地震检波器、声纳探察仪等设备来监看油井状况。

During the pressure test, BP engineers are continuing to monitor the well with seismic, sonar and other equipment.

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本文确定了线性包络检波器窄带过程包络的均方根带宽与过程本身的均方根带宽之间的关系。

In this paper, we have determined the relationship between the RMS bandwidth of the envelope of a narrow-band process and the RMS bandwidth of the process itself for a linear envelope detector.

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为了满足滩浅海高精度油气资源勘探的需要，在野外资料采集过程中，将检波器沉放到海底。

To satisfy the need of high precision oil and gas resource exploration, detectors are put on the seabed during the process of field data acquisition.

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