The sides of the flow can also cool faster than the center, leading to the formation of wall-like structures known as flow levees (image center).
熔岩流的边界比中心冷却得更快，形成了被称为流堤(图片中心位置)的似墙的结构。
Both skeptics and proponents tend to have entrenched positions on the cause of formation of the shroud image, which has made dialogue very difficult.
怀疑论者和支持者都对裹尸布肖像的形成原因持有不易改变的立场，让对话变得十分困难。
The image formation of luminor body by lens is studied using geometrical optics.
采用几何光学对三维发光体的透镜成像问题进行了研究。
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