| |||
真空/压缩力二用表 | |||
真空压力计 | |||
真空压力两用表; 真空压力表 |
vacuum pressure gauge : 23 phrases in 9 subjects |
Chemistry | 1 |
Compressors | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
Metallurgy | 5 |
Oil / petroleum | 1 |
Refrigeration | 3 |
Space | 2 |
Technology | 7 |
Wind Energy | 2 |