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| 前［方］交会｛测｝ | |||
| 前方交会 | |||
| 前方交会在两个已知点和一个待定点组成的三角形中，分别观测两个已知点的内角,以计算待定点坐标的测量方法 | |||
| 前交会 | |||
| 前方交会法 | |||
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forward intersection : 6 phrases in 3 subjects |
| Hydroelectric power stations | 1 |
| Shipbuilding | 1 |
| Technology | 4 |
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