static pressure ratio

例句：

1. 1. Theengineer calculated the static pressure ratio of thepipeline system.
   工程师计算了管道系统的静态压力比。
2. 2. The team leader analyzed the datato determine the static pressure ratio in thearea.
   团队领导分析了数据，以确定该地区的静态压力比。
3. 3. The researcher foundthat the static pressure ratio was significantlydifferent from the previous measurements.
   研究人员发现，静态压力比与之前的测量结果有显著差异。