backing pump meaning in Chinese
初步抽气泵
初级抽气泵
前级泵
前级真空泵
前支泵
升压泵
旋转油泵
预抽真空泵
增效泵
Examples
- The series h pump can be a backing pump when combined with another high vacuum smelting , vacuum drying , vacuum impregnate and high vacuum simulation testing , ect
广泛地应用于真空冶炼、真空干燥、真空浸渍、高真空模拟试验以及其他真空作业上。