| |||
colorimetric tube | |||
comparison tubes | |||
color comparison tube | |||
colour comparison tube | |||
colorimeter tube | |||
colourimetric tube |
比色 管 : 15 phrases in 8 subjects |
Architecture | 1 |
Chemistry | 1 |
Ecology | 1 |
Electronics | 1 |
Metallurgy | 1 |
Oil / petroleum | 1 |
Plastics | 1 |
Technology | 8 |