旋涡泵通用技术条件 meaning in English
centrifugal and vortex pumps for marine use general technical specificationss
Examples
- Centrifugal and vortex pumps for marine use - general technical specifications
船用离心泵旋涡泵通用技术条件 - Centrifugal and vortex pumps for marine use - general technical specifications
船用离心泵旋涡泵通用技术条件