结果表明，四个样品均为缺锂尖晶石，其比表面积、晶格常数以及电化学性能存在一定的差异。
The result showed that four samples are Li-deficient spinel, and their specific surface area, lattice parameter and electrochemical performance are different to some extent.
首先对其晶格进行了几何优化，优化后的晶格常数与实验相符。
The lattice optimization was performed at first in consistence with the experimental one.
首先对其晶格进行了几何优化，优化后的晶格常数与实验相符。
The lattice optimization was performed at first in consistence with the experimental one.
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