| |||
ultrafines | |||
ultrafine dust | |||
superfines (<10υ) | |||
ultrafine powders | |||
superfine flour | |||
colloidal powder; superfine powder; ultrafine powder | |||
superfines | |||
super-fines; ultra-fine dust; ultra-fines | |||
| |||
superfine |
超细粉末 : 10 phrases in 4 subjects |
Aviation | 1 |
Metallurgy | 3 |
Space | 1 |
Technology | 5 |