总之,热总是从高温物体流向低温物体。
热决不会自发地从低温物体流向高温物体。
Heat never flows spontaneously from a cooler to a hotter body.
低温物体不象温度较高的物体那么快地辐射出能量。
A body of low temperature radiates energy less rapidly than the one at higher temperature.
热从高温物体流向低温物体是一个能量传递过程,它使温度趋于均匀。
Heat flow from a hotter to a cooler body is a process of energy transfer tending to equalize temperature.
热力学第二定律(物理学中最著名的定律之一)写道:不可能把热从低温物体传到高温物体而不产生其他影响。
The second law, one of the most famous in physics, states that order cannot come about spontaneously.
有些食物如果没有储藏在足够低温的条件下,就会滋生有害生物体,从而导致人生病。
Some foods can make you sick if they are stored in conditions that are not cold enough to prevent the growth of harmful organisms.
低温在计画的操作的局部缺血期间用于心的保护和保存和整个生物体。
Hypothermia was used for protection and preservation of the heart and entire organism during planned operative ischemia.
矿物-水-微生物体系在分子级别上之相互作用的定量研究,对于理解低温地球化学和生物地球化学过程将是重要的。
Quantitative study of the interactions in the system of mineral-water-micro be at the molecular level will be important for understanding low-temperature geochemical and biogeochemical processes.
以金属硝酸盐-尿素作为原料体系,引入了升华硫粉,通过低温燃烧法一步合成了硫化物体系红外响应材料。
Infrared sensitive material CaS:Eu, Sm was synthesized by adding sublimate sulphur and using nitrate-urea as raw material system in a low-temperature combustion synthesis(LCS)method.
以金属硝酸盐-尿素作为原料体系,引入了升华硫粉,通过低温燃烧法一步合成了硫化物体系红外响应材料。
Infrared sensitive material CaS:Eu, Sm was synthesized by adding sublimate sulphur and using nitrate-urea as raw material system in a low-temperature combustion synthesis(LCS)method.
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