The files shall be numbered by calendar year plus serial number in the natural sequence of Arabic numerals representing order of release.
文件号应以日历年为编号单位，并以连续阿拉伯数字作为序列号从小至大表明发文先后顺序。
The files shall be numbered by calendar year plus serial number in the natural sequence of Arabic numerals representing order of release.
文件号应以日历年为编号单位，并以连续阿拉伯数字作为序列号从小至大表明发文先后顺序。
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