In a symmetrical distribution, values are equally likely to fall above the mean as below it, and the most likely value, the mode, is equal to the mean.

从对称分布来看，分布在中间值上面的与下面的差不多是相等的，最可能的值，即mode，是与中间值相等的。

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An architecture based on non-symmetrical complementary to attain a constant-gm over the whole common mode is proposed.

提出一种不对称互补的输入级结构，实现了在整个共模范围内的恒跨导。

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In case of symmetrical geometry of wire antennas or arrays with any voltage excitation, generalized even-odd mode expansion method can be used.

对于具有对称性的线天线或其阵列，不论激励电压如何，均可采用广义奇偶模展开。

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