Most of the fog is made of particles a little smaller than a thousandth of an inch wide, with an occasional larger particle settling out and falling toward the surface.
火星雾的绝大部分是由一个个微粒组成,而这些微粒的直径小于一英寸宽的一千分之一;偶尔会有稍大一些颗粒沉降出来,坠向火星表面。
The rapid expansion of supercritical solution ( RESS ) process for particle encapsulation is a recently developed technology.
超临界 溶液快速膨胀技术是一种新兴的超细粒子包覆技术.
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