为了消除被测气体以外的其它随机因素的影响，在设计过程中采用了双光源、双光路、双气室结构。

In order to eliminate the effect of other factors on measurement precision, the double light sources, double light paths and double cells are used in this system.

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本文针对某型着陆装备着陆要求和指标，以双气室缓冲气囊为对象，开展了着陆缓冲气囊缓冲过程数值模拟分析与优化设计研究。

Numerical simulation and optimal design of the process of double-chamber airbag landing are studied aimed at landing requirement of the landing equipment.

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介绍了一种新型的双光源四探测器气室结构。

The paper introduces the structure of a new kind of gas cell with two sight sources and four detectors.

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