lean solution
| filter
| lean solution abbr. | |
| chem. | 废 液 |
| ecol. | 贫溶液 |
| met. | 贫 液 |
| filter abbr. | |
| gen. | 过滤 |
| environ. | 过滤器 |
| math. од. | 滤波器 |
| met. | 滤光镜; 滤纸 |
| met. од. | 滤光片; 过滤机 |
| opt. | 滤光器，滤光片 |
| racing од. | 滤器 |
| rem.sens. од. | 滤色片 |
| |||
| 废〔稀溶〕液 | |||
| 贫溶液 | |||
| 贫溶液 | |||
| 废溶液; 贫液; 稀溶液 | |||
|
lean solution : 4 phrases in 3 subjects |
| Chemistry | 1 |
| Ecology | 1 |
| Technology | 2 |