This requires the detector to be positioned on the far side of the gas sample, which makes its use in some enclosed or remote environments very difficult.

这要求探测器被放置在气体样本的对面，这使得它在一些封闭或较远的环境里的应用变得十分困难。

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Imaging spectrometer is a kind of space remote sensing detector. It can get space and spectral distribution information of a target at the same time.

成像光谱仪是一种空间遥感探测器，它可以同时获取目标的空间和光谱分布信息。

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The spectral responsivity of IRFPA imaging detector is a basic physical parameter for the space infrared remote sensing.

红外焦平面成像器件的光谱响应率是天基红外遥感的基本物理指标。

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