The Crystalline Core has a physical and non physical reality. One is matter, the other antimatter.

水晶核心有物质和非物质的实相，一个是物质，另一个反物质的。

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Degreasing and heat treatment can reduce the gap among nano-crystalline core particles, increase the vortex flowing loss and move down the frequency of core's center.

磁粉芯经脱脂、热处理后纳米晶粉颗粒的间隙减小，使得磁粉芯涡流损耗上升和磁粉芯中心频率下移。

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As they drilled into the central and deepest part of the Mediterranean basin, the scientists took solid, shiny, crystalline salt from the core barrel.

随着科学家们在地中海盆地的中部和最深处进行钻探，他们从岩心桶中取出了坚硬的、有光泽的结晶盐。

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Specifically, what the scientists have found is that the iron adopts a crystalline structure, like a diamond, in the Earth's core.

BBC: Planet Earth