The spiral crystal is just like a straight crystal bar with definite orientation coiled on a cylindrical surface. It is not formed spontaneously, but is formed under control.
这种螺旋晶体就像一根具有一定取向的直晶棒被弯曲盘卷在一个圆柱面上，它不是自发地而是受人工控制形成的。
The spiral crystal is just like a straight crystal bar with definite orientation coiled on a cylindrical surface. It is not formed spontaneously, but is formed under control.
这种螺旋晶体就像一根具有一定取向的直晶棒被弯曲盘卷在一个圆柱面上，它不是自发地而是受人工控制形成的。
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