The effects of the high temperature and humidity environment on the mechanical properties of PEM are investigated.
考察了高温高湿环境对PEM力学性能的影响。
The results of application show that the device offers good effect on real time environment temperature and humidity control, features high reliability, easy to expand and high accuracy.
应用结果表明，本装置控制效果好、可靠性高，便于扩展、精度高，能实时监控环境温湿度。
The application range of evaluating index of heat stress is expounded based on the mechanism that a high temperature and high humidity environment affects human physiological function.
从高温高湿环境影响人体生理机能的机理出发，阐述了热应力评价指标的使用范围，提出了现有热应力研究有待解决的问题。
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