By far the largest instrument onboard NPP, VIIRS weighs in at roughly 556 pounds (252 kilograms).

VIIRS是目前NPP卫星上最大的仪器，重约252千克(556磅)。

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VIIRS will collect radiometric imagery in visible and infrared wavelengths of the Earth's land, atmosphere, and oceans.

VIIRS将在可见光和红外波段收集地球上陆地、大气和海洋的辐射图像。

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VIIRS will collect radiometric imagery in visible and infrared wavelengths of the Earth's land, atmosphere, and oceans.

VIIRS将在可见光和红外波段收集地球上陆地、大气和海洋的辐射图像。

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