3325英语词典
首页
字母浏览
缩写分类
近反义词
英语单词原文
搜索
首页
Wiktionary
top feed
top feed
名词 n.
中文释义
英文释义
名词 n.
In locomotive boilers, a feed water check valve placed on the top of the boiler drum. This encourages rapid mixing of the cold feedwater with the hot steam, reducing the risk of thermal shock to the heated parts of the boiler.
词形变化
top feeds
plural
2 次浏览
数据来源: Wiktionary