law of conservation of mass

• n. [物]物质守恒定律；物质不灭定律

英英释义

Noun:

1. a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system

近反义词

【近义词】

• law of conservation of matter 物质守恒律,物质不灭定律...
• conservation of matter 物质守恒
• conservation of mass [物]质量守恒定律...