“donkey engine”的概念、定义、翻译、参考文献-科学参考

单词	donkey engine
释义	donkey engine 辅助发动机移动式蒸气机
随便看	grading outfit grading plant grading principle grading reel grading resistance grading ring grading roller grading rules grading screen grading shield grading sieve grading standards grading tool (测定磨具硬度的工具) grading up gradiograph gradiomanometer grad(i)ometer gradiometer gradocol filter gradometer gradual gradual burst gradual case analysis gradual change gradual convergence

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