As contraction continues and the density increases, the dust becomes so thick at the center of the cloud that it absorbs the far-infrared radiation . 当收缩过程继续进行下去，密度不断增大时，气尘云中心的尘埃就会变得极其浓密，因而能够吸收远红外辐射。
So the cometary dust work had to take priority 也因此彗星尘埃的工作获得了优先。
Pulp board for viscose fiber . determination of dirt 粘胶纤维用浆粕尘埃度的测定
How do i look for interstellar dust particles 我该怎样去寻找星际尘埃颗粒呢？
They usually grow around a piece of dust 它们通常是围绕一块尘埃凝聚起来的。
Verification regulation of dust particles counter 尘埃粒子计数器试行检定规程
Methods of measuring dust concentration in flue gas 测量废气中尘埃浓度的方法
Kicks only raise dust and not crops from the earth 踢起的只是尘埃，而非土里的庄稼。
Thank you as always and keep looking for that dust 永远感谢你们！继续寻找那尘埃吧！
Q . how were the interstellar dust particles captured 问：这些星际尘埃是如何捕获的？
