| |||
free flow area | |||
circulation area; circulation space | |||
flow area |
流 通 面积 : 15 phrases in 9 subjects |
Aviation | 1 |
Compressors | 2 |
Earth sciences | 1 |
Electronics | 2 |
Hydroelectric power stations | 1 |
Mechanics | 1 |
Nautical | 1 |
Oil / petroleum | 1 |
Refrigeration | 5 |