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。
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。
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。
With the popularization of machinery in grain, feed and foodstuffs industries, there have been recorded more and more grain flour dust explosions.
随着粮食、饲料、谷物食品工业的机械化程度的提高，谷物粉尘爆炸事故越来越多。
The enormous dust cloud may contain large amounts of silica, a natural component of rock that comes with these types of volcanic explosions.
巨大的火山灰烟霭含有大量的二氧化硅- - - - -一种跟着这种类型的火山爆发而来的天然成分。
Witnesses say they heard loud explosions and saw clouds of smoke and dust shortly before eight in the morning.
目击者称，早上八点之前，他们听到巨大的爆炸声，随后看到烟雾粉尘弥漫。
If air is used as a carrier for transporting the powdered substances (such as the coal dust, the metal mineral powder and the flour), explosions are easy to cause.
若以空气为载体运送粉状物质(如煤粉、金属矿粉、面粉)，容易导致爆炸。
If air is used as a carrier for transporting the powdered substances (such as the coal dust, the metal mineral powder and the flour), explosions are easy to cause.
若以空气为载体运送粉状物质(如煤粉、金属矿粉、面粉)，容易导致爆炸。
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