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在爱好者网站的“IT英语角”专区里,人气越来越旺。最近,一群网友玩起了IT英语单词接龙(http://bbs.cfan.com.cn/thread-496516-1-......
In this research, 155 cotton introgressed lines from interspecific hybridization have been col- lected for the purpose o......
§ 1. Introduction We consider the singular nonlinear boundary value problem where l=v+3/v-1,l+1 is the critical exp......