- law of conservation of energy
- 能量守恒定律: conservation of energy law; ...
- 能量不灭定律: law of conservation of energ ...
- 质量守恒定律；质量不灭定律: law of conservation of mass
- 能量不灭定律: law of conservation of energy
- 能量守恒定律: conservation of energy law; conservation of energy theorem; energy conservation and conversion law; energy conservation law; energy conservation principle; law of co ervation of energy; law of conservation of energy; law of energy conservation; law of persistance of energy
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