单位阵是单位矩阵的简称，它指的是主对角线上都是1，其余元素皆为0的矩阵。
... unit circle 单位圆 unit matrix 单位阵 unit of radiation absorbed dose 辐射吸收剂量单位 ...
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方差分量模型的随机效应的协方差为单位阵时《线性模型引论》已进行研究。
Variance component model of the random effects of covariance matrix unit for the "Linear model introduction" matrix has been studied.
他说：“我们拥有很多BI战略，但它们都在按地理分布的业务单位之内‘各自为阵’”。
"We had a lot of BI strategies; it was essentially 'roll your own' within business unit within geography," he says.
许多新单位，每个单位都有新魔法和能力，给与玩家创造不同阵型和战略战术的机会。
A host of new units, each equipped with new abilities and spells, giving players the opportunity to create diverse strategic and tactical forms of combat.
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