| 释义 |
lift head短语¹⁸⁰⁰⁹⁸⁺¹
基本例句
扬程
For large discharge and low lift head, it is especially suitable to use tubular pumps for their economic characteristics.
贯流泵是适用于大流量、低扬程的一种经济泵型。 cnki
With the model, the design of sprinkler pipeline network can be optimized, the optimal lift head and pipe size were determined, and the annual operational cost was minimized.
应用上述模型，可进行机压管道式喷灌系统配水干管管网的优化计算，可确定水泵最优扬程及干管各管段尺寸最优值，以使干管管网系统年费用值达最小。 cnki |