Crystal nuclei made from Pre-hydrated OPC were blended into cement and the effect of the crystal nuclei on the early strength of cement was studied.

用普通水泥以一定方式预水化制成晶核，掺入该水泥中，研究其对水泥早期强度的影响。

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The main hydration products in the system are C-S-H gel and micro-crystal hydrated calcium aluminate. When epoxy resin is solidified, the organism is network.

体系中水泥水化的主要产物为C - S - H凝胶和水化铝酸钙，而且水化产物多为凝胶体和微细晶体，环氧树脂固化后，有机物呈网络胶状体。

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Hydrogen was indeed found, but it is still unclear whether it is in the form of ice, or of some other hydrogen-containing compound, such as hydrated minerals that have water bound chemically into their crystal structures.

ECONOMIST: Creative destruction