论述了越野汽车高温、低温、涉水、高海拔、电磁等极端环境适应技术，为越野汽车适应极端环境提供一些设计参考。
This paper discusses the off-road vehicle's adaptability technology for the high temperature, low temperature, fording in water, high-altitude, EMC etc limit environmental.
目的 探讨高海拔地区健康军人唾液指标正常参考范围。
Objective To study the normal reference values of parameters in saliva of healthy servicemen at high altitude areas.
结果在明海拔高度是影响红细胞压积参考值最主要的因素。
The result shows that altitude is the main factor affecting the reference value of hematocrit.
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