“历步减土”的概念、定义、翻译、参考文献-科学参考

单词	历步减土
释义	历步减土 Encyclopedia 工学中国水利科学技术史释 method of counting volume of earthwork in ancient历步减土古代土方工程中按取土距离计算运、填劳动定额的方法。即在不同劳动条件下，一个标准劳动工日在运土方面做功相等，运输距离每增加一步，运输土方量就要相应合理地减少一些。
随便看	effective functional effective genus effective group effective group action effective Hamiltonian effective height effective history effective hydrocarbon source area effective indenter effective interaction effective ionic radiu effective ion Larmor radius effective Lagrangian of non Abelian gauge theory effective Lagrangian of non-Abelian gauge theory effective Lande g factor effective length effective length of capillary effective line width effective listening effectively computable function effectively decidable theory effectively denumerable set effectively equivalent sets effectively hyperbolic effective magnetization

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