In fact, each unitvolume of fuel combustion, about 1 million to unitvolume of air through the filter.
事实上,每单位体积的燃油燃烧时,约需要有1万单位体积的空气通过滤清器。
2
Mass per unit of volume in powder form, including the air trapped between the particles.
每单位体积粉末的质量,包括粒子之间的空气。
3
Compared with the conventional settlement, planktonic bacteria sampler can be directly contained in unitvolume of air bacteria counts, and the impact of air from the environment.