针对目的要求的不同，推荐采用不同结构尺寸、开启高度、阀重等系列产品的优化匹配方案。
The optimal matching options for adopting valve trays with various configurations, lifting heights and valve weights etc. were recommended to meet different requirement.
本文对三种典型结构的安全阀进行了排量系数与开启高度关系的试验，并对试验结果进行了分析和讨论。
The correlation between discharge coefficient and lift was tested for three typical safety valves, and the experimental results were analysed and discussed in this paper.
本项目将会为这座建筑低矮的城市开启一个新的高度。
This project opens a new height for the city of low construction.
应用推荐