Amazon is now one of the web's most successful e-tailers. Even Apple is feeling the heat.
亚马逊已经是最成功的网上零售商之一,即便是Apple也能够感觉到它的威胁。
Invented by Italian engineer Andrea Rossi, the E-Cat is designed to create heat from a simple combination of hydrogen gas, powdered nickel, and an undisclosed catalyst.
由意大利工程师安德里亚∙罗西发明,E - Cat能够利用氢气、镍粉及一种未公开催化剂的简单组合生成热量。
ERRC researchers combined UV and heat treatments to kill E. coli in liquid egg whites.
ERRC研究人员结合紫外线和热处理来杀灭液体蛋清中的大肠杆菌。
You need a substance and then that substance has to have a property that changes depending on the heat flow, i.e., depending on whether it's sensing that it's the same temperature or different temperature than something else.
你需要某种物质,它的某种性质,随着热量的流动而改变,也就是说,依赖于它是否感觉到它,与其他的物体处于相同的温度。
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