| Subject | English | Chinese |
| expl. | three-point intersection | 后方交会在待定点上，对三个已知点观测其方向值，以计算待定点坐标的测量方法 |
| oil | three-point intersection | 三点交会 |
| hydroel.st. | three-point intersection | 后方交会 |
| tech. | three-point intersection | 三点法交会 |
| tech. | three-point intersection in space | 空间三点交会法 |