pems

pems

美 　英

• 网络质子交换膜；portable emission measurement system；车载尾气检测系统

例句

Propolis-Ethylcellulose Microsphere (PEMS) was prepared with physical chemistry method.

采用液中干燥法制备了蜂胶乙基纤维素微球。

It is an efficient way to improve the properties of proton exchange membranes (PEMs) by the method of chemical cross-linking.

化学交联是提高质子交换膜性能的一种有效方法。

Trend analysis was made with the PEMS software.

用PEMS软件做升降趋势分析。

The morphology and core structure of PEMS were characterized with SEM.

以扫描电镜（SEM）表征了微球的形貌结构和核心结构。

A development life-cycle is defined for the design and development of the PEMS

确定系统的设计和开发的开发生命周期

Analysis of Emission Characteristics at Intersections Based on PEMS

基于PEMS技术的交叉口尾气排放特性分析