1) hemline
[英]['hemlaɪn] [美]['hɛm'laɪn]
底缘
1.
There are hemline cavitation and little-door groove cavitation in the plane gates, so plane gates are used in the navigation locks of high water level less.
平面阀门不仅存在底缘空化,而且还存在门槽空化,因此在高水头船闸应用中受到较大限制。
2) valve lip cavitation
底缘空化
1.
This paper studies measures for depressing valve lip cavitation,Compares virtue and short coming of Version improvement measures,based on increasing Working Cavitation number.
笔者从提高空化数的角度出发 ,研究了减免阀门底缘空化的措施 ,并比较了各种改善措施的优
3) valve bottom shape
底缘体形
1.
Experimental results show that the valve bottom shape is one of the most important factors and the optimum bottom shape will largely reduce the hoist loads and thei.
结合三峡工程船闸设计条件，通过比尺为１７的物理模型试验，研究了改善双面板型反向弧形阀门底缘体形及相关结构以降低阀门动水启闭力及其脉动值，并通过门体压力分布的观测分析，讨论了影响阀门动水启闭力的主要因素。
4) configuration of gate bottom
底缘形式
5) bottom flange plate
底翼缘板
6) tank bottom chime
油罐底缘
补充资料：缘底
1.因何;为什么。
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