参阅“对称性定律”(symmetry laws)条。 克莱因一高登方程没有上述缺点的一个方程是所谓的克莱因一高登(Klein一Gordon)式方程,即 EZ尹=[(mcZ)2+夕ZcZj沪。
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This structure shows the perfect and restrictive function that the symmetry laws make on the grammar.
对举结构充分体现了对称规律对语法规则的完善和制约作用。
Nor do the laws of nature change depending on the direction in which you look (rotational symmetry).
定律也不会因为你观察的方向不同而改变(这是转动对称性,Rotational Symmetry)。
Acoording to the crystal symmetry, diffraction geometry and the diffraction laws, the complicated divergent beam X-ray diffraction has been studied.
根据晶体的对称性、衍射几何和衍射规律,研究了复杂的发散X射线晶体衍射。
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