理想晶体（ideal crystal）是指内部具有严格空间点阵式的三维周期性结构的晶体。
... perennial yield 恒久一直的量 perfect crystal 理想晶体 perfect geosyncline 完备式地槽 ...
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理想晶体(包括蓝宝石)的颜色与占据其晶格的微量过渡金属元素的种类及含量有直接的关系。
There is a direct relation between the color of ideal crystals (including sapphire) and the varieties and contents of the trace transition metal ions occupying their lattice.
理想的这种芯片将只有一种晶体管类型，因为这意味着它将会更加容易制造。
Ideally, such a chip would have only one sort of transistor, since that would mean it was much easier to manufacture.
公司还表示，3d晶体管由于耗电量较少，是小型手持设备的理想之选。
The company also says the 3-d transistors will be ideal for use in small handheld devices since they use less electricity.
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