Seismic signals are stored digitally in binary code. 地震信號是以二進制編碼的數字形式儲存的。
A binary code in which sequential numbers are represented by binary expressions, each of which differs from the preceding expression in one place only. 一種二進制編碼，其中順序的數采用二進制表達式，每一個表達式僅在一位上和它前一個數的表達式不同。
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