英语词汇gravity sewerage system怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	gravity sewerage system
释义	gravity sewerage system 简明释义重力式下水系统网络释义 1 ?重力式下水系统重力式下水系统双语例句 1 The main topics such as the sewerage system selection, design principles, sewerage network layout, pumping station layout, design of pressure pipe and gravity pipe. 重点阐述在管网布置时，应考虑地形及地质情况，优选重力流排水以节能，并且要兼顾考虑泵站的设置数量及管网建设的经济合理性；
随便看	hoisting weight hoisting winch hoisting winch motor hoisting work hoist limit device hoist line hoist link hoist load hoist machine hoistman hoist mechanism group hoist motion hoist motor hoist of flag hoist operator hoist overspeed device hoist over speed device hoist overspeed protective device hoist overwind device hoist overwind device hoist pan hoist pennants hoistphone hoist piston hoist piston ring

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。