two-sided sequence [数] 双边序列
Left-sided sequence 左边序列
right-sided sequence 右边序列 ; [数] 右序列
one-sided sequence [计] 单边序列
single sided sinusoidal sequence 单边正弦序列
single sided exponential sequence 指数序列
sequence left-sided 左向序列
sequence right-sided 右向序列
sequence two-sided 双向序列
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