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定位效应
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定位效应
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理学
定位效应
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orienting effect
定位效应
含有取代基的苯衍生物在进行芳香族亲电取代反应时,原有取代基对新进入的取代基主要进入位置具有一定指向性的效应。
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left coperfect topological ring
left coprime elements
left-corner parsing method
left coronary artery
left coset
left coset decomposition
left coset space
left decomposition
left delimiter of an entry
left denominator
left derivation
left derivative
left derived functor
left differentiability
left differentiable function
left differential
left differential coefficient
left dimension
left directed quasiorder
left directed set
left direct product
left displacement
left displacement operator
left distributive law
left distributivity
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