“达·芬奇摩擦实验”的概念、定义、翻译、参考文献-科学参考

单词	达·芬奇摩擦实验
释义	达·芬奇摩擦实验 Encyclopedia 工学摩擦释 Leonardo da Vinci friction experiments达·芬奇摩擦实验达·芬奇发明了几种不同装置，用来测试木材间的滑动摩擦和滚动摩擦特性，发现当木块M的重量加倍时用绳索拖动木块M向左滑动所需要的重物F的重量也加倍，重物F的重量是木块重量的四分之一，是一个常数，而且与木块横竖放置（即改变与台面的接触面积）无关的实验。
随便看	weakly interacting massive particles, WIMPs weakly interacting massive particle, WIMP weakly interacting massive particle，WIMP weakly ionized gas weakly ionized plasma weakly irreducible weakly isomorphic algebra weakly isomorphic automorphism weakly locally contractible weakly lower semicontinuity weakly lower semi continuous weakly lower semi-continuous weakly lower semicontinuous weakly measurable function weakly mixing automorphism weakly mixing condition weakly mixing transformation weakly modular lattice weakly n-dimensional space weakly nilpotent group weakly nonlinear weakly nonlinear equation weakly nonlinear system weakly nonwandering set weakly normal family

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