 |
| |||
| 转速 (revolutions per unit time); 单位时间内转数 (revolutions per unit time) | |||
| number of turns in unit time: 1 phrase in 1 subject |
| Earth sciences | 1 |
|
| |||
| 转速 (revolutions per unit time); 单位时间内转数 (revolutions per unit time) | |||
| number of turns in unit time: 1 phrase in 1 subject |
| Earth sciences | 1 |