您要查找的是不是：
- 浓度 (n) viscosity; consistency; thickness
- 浓度的 pH indicator
- Al2O3浓度 density of Al2O3
- 低浓度 light concentration
- 浓度测定 titer
- 摩尔浓度 molarity
- 质量浓度 mass concentration
- 气体浓度 gas strength
- 溶液浓度 solution concentration
- 酒精浓度 alcohol concentration
- 浓度梯度 concentration gradient
- 排放浓度 concentration of emission
- 离子浓度 ion concentration
- 淡色通过加白色使浓度变化而形成的一种颜色分级 A gradation of a color made by adding white to it to lessen its saturation.
- 浓度计 concentration meter
- 氨浓度计 ammoniometer
- 安全浓度 safe concentration
- 饱和浓度 saturation concentration
- 掺杂浓度 doping content
- 百分浓度 percentage concentration
