质量面积比 meaning in Chinese
mass area ratio
mass-area ratio
Examples
- Mass area ratio
质量面积比 - Determination of the area per unit mass of powders specific surface by means of gas adsorption . b . e . t . method : volumetric measurement of the adsorption of nitrogen at low temperatures
用气体吸附法测定粉末的单位质量面积比面积. bet法：低温下氮吸附的容量测定法