例句 /

This paper has selected and analyzes 6 cases of foreign cooperative digital reference service system and 3 domestil cases.Based on these,the author has concluded three service mode of the cooperative digital reference service,and contrasted the advantage

This paper has selected and analyzes 6 cases of foreign cooperative digital reference service system and 3 domestil cases.Based on these,the author has concluded three service mode of the cooperative digital reference service,and contrasted the advantage

文章选取了国外6个、国内3个合作数字参考咨询服务系统的典型实例进行考察分析,在此基础上总结归纳出三种国内外合作数字参考咨询服务系统的实现模式,并对这三种服务模式的优势与不足做了对比分析。