这个红色云，组成由碳氢化合物粉尘类似于汽车排气管，是吹出来进入太空的银河系的数以百万计的年轻恒星。
This red cloud, composed of hydrocarbon dust similar to car exhaust, is being blown out into space by the galaxy's millions of young stars.
光度计粉尘质量浓度测量法具有快速、简便和能够连续测定等特点，是目前广泛采用的一种粉尘质量浓度测量方法。
The dust mass concentration measurement based on photometer measurement is widely used nowadays because of its fast, simple and continuous working features.
太空总署LCROSS月球觅水计画今日用二艘太空船猛撞一火山口，激起的羽状粉尘将被分解有无含水迹象。
Nasas LCROSS project to hunt for water on the moon crashed two spacecraft into a crater today. The resulting plumage will be analysed for traces of water.
太空总署LCROSS月球觅水计画今日用二艘太空船猛撞一火山口，激起的羽状粉尘将被分解有无含水迹象。
Nasas LCROSS project to hunt for water on the moon crashed two spacecraft into a crater today. The resulting plumage will be analysed for traces of water.
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