检孔镜 | |
met. | boroscope |
目视检查 | |
dril. | visual examination |
met. | hand inspection |
nautic. tech. | visual check; visual indication |
nucl.pow. | visual inspection |
space | visual check |
tech. | sight check; visual test |
telecom. | eyeballing |
| |||
boroscope |
检孔镜 : 7 phrases in 3 subjects |
Engineering geology | 1 |
Metallurgy | 4 |
Technology | 2 |