Also visible in the above scientifically colored image is a blue sheen of diffuse hydrogen gas heated by the young stars, and dark dust created by stars or during supernova explosions.

在上面这张彩色影像里，还能看到氢气被年轻恒星加热后发出的一片蓝色辉光，以及由恒星或超新星爆炸形成的黑暗尘埃。

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EGE manufactures proximity switches and flow controllers for areas at risk for dust explosions.

荟英制造用于针对煤尘爆炸危险地区接近开关和流量控制器。

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The enormous dust cloud may contain large amounts of silica, a natural component of rock that comes with these types of volcanic explosions.

巨大的火山灰云雾含有大量的二氧化硅——一种随著这种类型的火山爆发而来的自然成分。

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Both are rated to pass the MIL-STD-810F standards, which are a suite of tests encompassing the device's ability to operate under high temperatures, low temperatures, and resist dust -- even how susceptible its circuitry is to cause an explosions in a flammable environment.

ENGADGET: Durable faceoff and torture test: Panasonic's Toughbook 30 vs. GammaTech's Durabook D15RP