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| 曲线上的点 | |||
| 曲线起点 | |||
| 弹道起点 | |||
| ★ 直圆点; P.C.曲线起点; 曲线始点 | |||
| English thesaurus | |||
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| p. c. | |||
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points of curve : 40 phrases in 11 subjects |
| Aviation | 2 |
| Bridge construction | 3 |
| Construction | 1 |
| Cryptography | 1 |
| Drawing | 2 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 3 |
| Road construction | 2 |
| Scientific | 1 |
| Technology | 23 |