| English | eng-000 |
| potential line | |
| 普通话 | cmn-000 | 等势线 |
| 普通话 | cmn-000 | 等水位线 |
| English | eng-000 | contour of water |
| English | eng-000 | equipotential lines |
| English | eng-000 | isopiestic line |
| English | eng-000 | isopotential line |
| English | eng-000 | isotherm |
| English | eng-000 | isothermal line |