There’s a radially symmetric blob, and a double-lobed blob with a node in the middle – just like the patterns of electron density that the s and p atomic orbitals give rise to.
右图中的球是围绕碳原子的电子云的图像。 它们分别是径向对称的球和中间有节点的双扁球形状，就像s和p原子轨道给出的电子密度图。
The dislocation density stress relations are derived with the help of the symmetric and antisymmetric parts of stresses.
通过求解应力对称和反对称部分可以得到位错密度-应力的相关关系。
Using the moire - schlieren method symmetric and asymmetric flow fields density distributions of underexpended free jets of air from circular and square nozzles have been measured.
本文应用莫尔条纹法测出了从图形和方形喷嘴里吹出的不完全膨胀气流的密度分布。
Using symmetric comb-type inner gate, the location and density of inner gates can influence the mass and energy distribution of melt during filling and solidification process.
采用对称结构梳状内浇口的同时要考虑内浇口分布位置及疏密，将直接影响充填及凝固过程中材料的质量、能量的均衡性。
The regularization method for density reconstruction of axially symmetric objects using a single Xray projection is described.
论述了由单幅X射线投影进行轴对称物体密度重建的正则化方法。
Undisturbed earths gravity field under the status of hydrostatic equilibrium is parallel gravity field, and its distribution of mass density is spherically Symmetric.
无扰动的流体静力平衡状态下的地球重力场是平行重力场。
Undisturbed earths gravity field under the status of hydrostatic equilibrium is parallel gravity field, and its distribution of mass density is spherically Symmetric.
无扰动的流体静力平衡状态下的地球重力场是平行重力场。
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