在正常大气压下,水到摄氏100度就会沸腾。
Water will boil at 100 degree centigrade under normal pressure.
我们将零点定义为每种元素,在室温和正常大气压下,在其自然状态下的焓。
What we define as zero is the enthalpy of every element in its natural state at room temperature and ambient pressure.
在正常大气压下,二氧化碳是无色无味气体,密度比空气大,是空气的1.5倍。
Under normal atmospheric conditions, carbon dioxide exists as a colorless, odorless gas which is about 1.5 times heavier than air.
What we define as zero is the enthalpy of every element in its natural state at room temperature and ambient pressure.
我们将零点定义为每种元素,在室温和正常大气压下,在其自然状态下的焓。
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