黑龙江省图书馆学会“分层次深化服务”专题学术研讨会总结（摘要）夏洪川“分层次深化服务”专题研讨会是今年省学会召开的一次重要学术会议。近两年，省文管会在全省图书馆界实施了分层次深化服务工作，各馆取得了丰富的实践经验，这次学术讨论会为推动这一工作的开展进... Summary of the Symposium on “Multi-level Deepening Service” of Heilongjiang Provincial Library Association (Summary) Xia Hongchuan’s Symposium on “Deepening the Service at Different Levels” is an important academic conference held by the Provincial Institute of Learning this year. In the recent two years, the provincial cultural administration has implemented a series of work to deepen the service at different levels in the library industry in the province, and all the museums have gained rich practical experience. The symposium is devoted to promoting this work.