| |||
| 极坐标一笛卡尔坐标变换 | |||
|
polar to cartesian : 10 phrases in 7 subjects |
| Air defense | 1 |
| Construction | 1 |
| Drilling | 1 |
| Electronics | 1 |
| Technology | 2 |
| Telecommunications | 1 |
| Wind Energy | 3 |
| |||
| 极坐标一笛卡尔坐标变换 | |||
|
polar to cartesian : 10 phrases in 7 subjects |
| Air defense | 1 |
| Construction | 1 |
| Drilling | 1 |
| Electronics | 1 |
| Technology | 2 |
| Telecommunications | 1 |
| Wind Energy | 3 |