“perpetual motion machine”的概念、定义、翻译、参考文献-科学参考

单词	perpetual motion machine
释义	perpetual motion machine Encyclopedia 理学〔第一批〕释 perpetual motion machine永动机永远对外做功的机械，是不能实现的空想机械。 Chemistry ＞物理化学＞热力学(含统计热力学)＞释义 perpetual motion machine永动机
随便看	principal-agent theory principal-agent with government participation principal analytic fibration principal analytic set principal and secondary graph analysis principal antiautomorphism principal approximate value principal argument principal automorphism principal axes principal axes of stress principal axis principal-axis method principal axis of inertia principal axis of strain principal axis solution principal axis transformation principal-axis transformation principal band principal base principal bending moment principal block principal branch principal bronchus principal bundle

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