concentration

集中nn

1 concentration of sth集中；聚集

2 high concentration高浓度，高强度

3 stress concentration应力集中

4 concentration on注意力集中于…

5 low concentration低浓度；低集中度

6 gas concentration气体浓度；气含量

7 sediment concentration含沙量；沉积物浓度

8 solution concentration溶液浓度

9 ion concentration离子浓度

10 dust concentration粉尘浓度；尘末浓度

11 mass concentration质量浓度

12 concentration camp集中营

13 initial concentration起始浓度；初浓度

14 salt concentration盐浓度，含盐浓度

15 concentration ratio集中度；浓度比率

16 concentration factor集中系数；浓缩系数

17 alcohol concentration酒精浓度

18 concentration polarization浓差极化

19 stress concentration factor应力集中系数

20 volume concentration[化]体积浓度；体积密度

1 The area has one of the world's greatest concentrations of wildlife..该地区有世界上野生生物最集中的区域之一。