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sieve aperture | |||
screen aperture; sieve diameter |
筛径 : 29 phrases in 9 subjects |
Automobiles | 1 |
Electronics | 3 |
Explosives and Explosive Ordnance Disposal | 1 |
Hydroelectric power stations | 4 |
Oil / petroleum | 1 |
Soil science | 1 |
Steel production | 1 |
Technology | 16 |
Telecommunications | 1 |