论文部分内容阅读
通过对１９７９—１９９６十八年间我国年鉴时差的统计分析，得出我国目前年鉴出版物的时差平均值为１０．７０个月
Through statistical analysis of time difference of yearbook in China during the eighteen years of 1979-1996, it is concluded that the average time difference of current yearbook publication in our country is 10.70 months