焦耳定律

1
Joule's laws
科学术语翻译词汇-专业科学术语翻译公司 ... 焦耳-汤姆生效应 Joule-Thomson effect 焦耳定律 Joule's law 接触电势contact potential ...
2
Joule' law
... Joule law 焦耳定律 Joule' law 焦耳定律 Kepler law 开普勒定律 ...
3
Joule's law
... joule thomson effect 焦耳汤姆森效应 joule's law 焦耳定律 juglone 胡桃酮 ...
4
Joule e law
... Joule e heat 焦耳热 Joule e law 焦耳定律 Joule e' law 焦耳定律 ...

短语

1
绝对满足理想气体状态方程的气体一定满足焦耳定律。
The gas which meets the ideal gas equation absolutely will be bound to meet Joule's law.
2
讨论焦耳定律的演示方法，指出常规方法存在的问题，提出改进方法。
The paper discusses demonstrating method of Joule law and points out existing problems in the general procedure as well as the improvement measure.
3
利用热力学第一、二定律和玻意耳定律，同时导出了焦耳定律、盖。吕萨克定律和查理定律。
The three laws including Joule law, Gay-Lussac law and charles law are simultaneously worked out by use of first , second law of thermodynamics and Boyle law.

焦耳定律
焦耳定律是定量说明传导电流将电能转换为热能的定律。内容是：电流通过导体产生的热量跟电流的二次方成正比，跟导体的电阻成正比，跟通电的时间成正比。焦耳定律数学表达式：Q=I²Rt；对于纯电阻电路可推导出：Q=W=Pt;Q=UIt;Q=(U²/R)t。

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