注册 |登录
当前共有 2 个好友
去串个门
打个招呼
发送消息
注册会员 积分数: 53
注册会员 积分数: 75
"Copy from one, it's plagiarism; copy from many, it's research." Wilson Mizner (1876-1933)
Archiver|手机版|科学网 ( 京ICP备07017567号-12 )
GMT+8, 2024-4-26 13:57
Powered by ScienceNet.cn
Copyright © 2007- 中国科学报社
