unit volume

• 单位容积

unit volume的用法和样例：

例句

1. One unit of alcohol equals 1 single measure of spirits.
   一个单位的酒精等于一单位容积的酒精。
2. The mass of one unit of volume of a material is called its density.
   物质单位体积的质量叫做密度。
3. Within the remainder of the dielectric the net charge per unit volume remains zero.
   在电介质的其余部分，单位体积的静电荷仍为零。