 |
| Chinese | English |
| 三级公路 | third class highway |
| 三级铁路 | third class railway |
| 三级风微风 | wind of Beaufort force 3 (gentle breeze) |
| 三角级数 | trigonometric series |
| 多级三轴试验 | multistage triaxial test |
|
| Chinese | English |
| 三级公路 | third class highway |
| 三级铁路 | third class railway |
| 三级风微风 | wind of Beaufort force 3 (gentle breeze) |
| 三角级数 | trigonometric series |
| 多级三轴试验 | multistage triaxial test |