- 可变质量系统
- variable: adj. 1.易变的，变化无常的，无定的 (opp. c ...
- mass: n. 1.块，堆，团。 2.群众，集团；〔the mas ...
- system: n. 1.体系，系统；分类法；组织；设备，装置。 2.方 ...
- variable mass system: 变质量系
- variable mass: 变质量
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variable-mass system中文什么意思
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- 可变质量系统
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百科释义
In mechanics, variable-mass systems are systems which have mass that does not remain constant with respect to time. In such systems, Newton's second law of motion cannot directly be applied because it is valid for constant mass systems only.
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