A high efficient rubber membranevalve was made, and double-chambered PZT pump with high output capability was designed and fabricated.
选取了一种高效的橡胶薄膜阀片，设计并制作了具有较高输出能力的双腔泵样机。
2
The working principle of the piezoelectric membrane pump with the series-connected double Chambers and the holistic opening valve was analyzed theoretically and its structure design was given.
阐述了带整体开启阀的双腔串联压电薄膜泵的工作原理并给出结构设计。
3
Objective To explore the relationship between myocytic mitochondrial membrane phospholipid(mtMPL) injure of rheumatic heart disease and low cardiac output following cardiac valve replacement.