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单词 energy conservation
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energy conservation
energy conservation n. (a) Physics = conservation of energy at conservation n. 3; (b) the practice of conserving energy by eliminating wasteful use, using energy more efficiently, and reducing total use.
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the world > matter > physics > energy or power of doing work > [noun] > conservation of
conservation of energy1853
persistence of energy1858
energy conservation1878
1878 Nature 21 Feb. 321/2 The principle of energy conservation here laid down by Newton.
1910 Motor Nov. 79/3 In the body forms with which she invests her living organisms, nature displays a skill in energy conservation which is beyond compare.
1955 W. Heisenberg in W. Pauli Niels Bohr & Devel. Physics 13 Bothe and Geiger showed experimentally by means of the Compton effect that the energy conservation law is valid for individual processes also.
1984 E. P. DeGarmo et al. Materials & Processes in Manuf. (ed. 6) iv. 87 Recent advances in blast furnace technology tend to center on..energy conservation.
2004 B. Greene Fabric of Cosmos xii. 343 An anomaly is a pernicious quantum effect that spells doom for a theory by implying that it violates certain sacred principles, such as energy conservation.
2017 Charleston (W. Va.) Gaz.-Mail (Nexis) 10 Oct. 1 a In the absence of stricter federal regulations curbing greenhouse gas emissions, many states have issued their own mandates promoting energy conservation.
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