接触信号 | |
tech. | contact signal |
…密度 | |
metrol. | …density; density of …; … density, "; areic |
密度 | |
environ. | density |
forestr. | compactness; closeness; fuel compactness |
phys. | mass density |
| |||
contact signal |
接触信号 : 7 phrases in 3 subjects |
Aviation | 1 |
Information technology | 1 |
Technology | 5 |