This paper analyzes the situation of the team of swimming in Chen jing-lun physical educational academy, finds the reasons of decreasing and puts forward some corresponding countermeasure.
通过对杭州市陈经纶体育运动学校游泳队的具体情况分析，找出产生这一现象的原因，并提出一些相应的对策。
DONG Peng, CHEN Ji-lun. Current status of selective laser melting for aerospace applications abroad [J]. Aerospace Manufacturing Technology, 2014, 2 (1) : 1-5.
[8]董鹏，陈济轮。国外选区激光熔化成形技术在航空航天领域应用现状[J]。航天制造技术，2014,2 (1)：1 - 5。
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