防尘环 dust collar ; Dust Ring ; dustproof ring ; Dust Seal
粉尘环境 dust atmosphere
无尘环境 dust free environment
可燃性粉尘环境 explosive dust atmosphere ; combustible dust atmosphere
爆炸性粉尘环境 explosive dust atmosphere
去尘环密封件 DKBW ; DKNW ; DWIW ; LBNW
多尘环境 dirty environment
风尘环境模拟试验 simulated dust environment test
多尘环境条件 environmental dust condition
他已经看到了斯皮策太空望远镜在红外波段捕捉到的这类温热尘环的证据。
He has seen evidence of these warm dusty rings in infrared radiation picked up by the Spitzer space telescope.
星星本身是白色的，他们废弃的外壳是以绿色的，尘环是橙色的。
Stars themselves are indicated in white, their discarded shells - in green and the dust rings are colored orange.
科学家以此显示环绕恒星的目标，并显示此为通常与行星有关的巨大的红色尘环的一部分，这样，它少有可能为一颗矮星。
The scientists used that to show that the object orbited a star and was part of a massive red dust ring which is usually associated with planets - making it less likely to be a dwarf star.
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