valve duration

用法例句

Based on the relationship analyses of the culvert section area,the valve open time and filling and emptying time of locks with a short culvert,the optimal value of k_v of lock′s filling and emptying system with a short culvert is presented according to the rule of shortening filling time,while the culvert section area is not increased largely and the anchoring conditions are met.

通过对船闸短廊道输水系统的廊道断面面积、阀门开启时间、输水时间之间关系的分析,以不大幅增加输水廊道断面面积、满足船舶停泊条件的情况下,尽量缩短船闸输水时间为原则,得出了短廊道输水系统设计的最优kv取值。