视线高 | |
bridg.constr. | height of collimation |
度 | |
hydroel.st. | kilowatt-hour |
math. | dimension |
space | kilowatt-hour |
| |||
height of collimation | |||
elevation of sight; height of vision; height of sight line |
视线高 : 14 phrases in 7 subjects |
Advertising | 1 |
Desert science | 1 |
Electronics | 2 |
General | 2 |
Hydroelectric power stations | 1 |
Navigation | 1 |
Technology | 6 |