residual vacuum的意思|示意
residual vacuum相关短语
1、 residual gas in vacuum 真空中剩余气体
2、 vacuum residual 减压渣油
3、 vacuum residual oil 减压渣油
4、 vacuum residual gas 真空残气
5、 Daqing vacuum residual oil 大庆减压渣油
6、 vacuum residual oil piping 减压渣油管线
1、 residual gas in vacuum 真空中剩余气体
2、 vacuum residual 减压渣油
3、 vacuum residual oil 减压渣油
4、 vacuum residual gas 真空残气
5、 Daqing vacuum residual oil 大庆减压渣油
6、 vacuum residual oil piping 减压渣油管线