outer coil
| diameter
| outer coil | |
| el.mach. | 外层线圈 |
| diameter | |
| avia. | 光学镜头的放大倍数 |
| earth.sc. | 粒径 |
| econ. | 透镜放大的倍数 |
| econ. од. | 径 |
| met. | 对径; 径; 倍 |
| space | 横截面 |
| tech. | 透镜放大倍数 |
| tech. од. | 直径 |
| |||
| 外层线圈 | |||
| 外蛇管 | |||
|
outer coil : 6 phrases in 4 subjects |
| Automobiles | 1 |
| Electric machinery | 3 |
| Mechanics | 1 |
| Rail transport | 1 |