二级泵 meaning in English
two-stage pump
Examples
- Abstract : connecting with example this paper introduces the rational application of bypass pressure fixing and secondary pumping system in air conditioning ' s cooling water system of tall buildings
文摘:本文结合实例介绍了旁通定压和二级泵系统在高层建筑空调冷水系统中的合理应用。该技术节约了设备初投资和运行费用，使系统的运行曲线和设计水压线相吻合。