The invention provides a silicon-acrylic three-block copolymer with low surface energy, whose structure of reaction product is accurate, and the original skeleton construction of each block is kept.

提供一种反应产物结构明确且保留各嵌段原有的骨架结构的具有低表面能的硅 丙三嵌段共聚物及其制备方法。

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Pillow structure consists of a suit of deformed concave upward bodies made of silt and sand whose original layering bent round parallel the basal surface and it truncated at the top surface.

枕状构造是砂层中一组呈“凹”形弯曲的变形沉积体，它的原始层平行于枕状体的底面，顶面则是一个平直的截切面。

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