projection-slice
| theorem
| projection slice | |
| space | 投影切片 |
| theorem | |
| gen. | 原理; 公理 |
| commer. | 命题; 法规 |
| dril. | 理论; 命题法则 |
| econ. | 定律 |
| hydroel.st. | 原理; 法则; 原则 |
| |||
| 投影切片 | |||
|
projection-slice : 2 phrases in 2 subjects |
| Air defense | 1 |
| Oil / petroleum | 1 |