China's annual average temperature varies from -5 degree celcius in Mohe of Heilongjiang Province to 30 degree Celsius southeast on Hainan Island.
中国年平均气温从黑龙江漠河到海南岛在零下5摄氏度至30摄氏度之间变化。
They are rugged, reliable, provide absolute position information and are able to operate at 155 degree Celcius and are impervious to most particulate and liquid process contaminants.
他们是坚固，可靠，提供绝对位置信息，并能工作在155摄氏度，可隔最微粒和液体污染物的过程。
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