These rings are indicative of the crystal structure of nickel and can be explained only by invoking wavelike properties of light.

这些光圈表明了了镍的晶体结构，而且只能通过光线中波的特征来解释。

It has a close-packed hexagonal crystal structure.

它有密排六方晶体结构。

Study of organic crystal structure.

有机晶体的结构研究。

Crystal structure and morphology are confirmed by XRD.

利用XRD证明了晶体结构及形态。

It maintains the same crystal structure in all layers of the earth.

等大球最紧密堆积使其在地球各层圈中晶体结构保持恒定。