![]() |
| |||
classifier | |||
sieve; sifter | |||
screen classifier | |||
sand screen; sand shaker; sand sifter | |||
| |||
sifter |
筛 分 器 : 22 phrases in 9 subjects |
Agriculture | 3 |
Aviation | 1 |
Chemistry | 1 |
Forestry | 1 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Plastics | 2 |
Project management | 1 |
Technology | 10 |