【摘 要】
:
你可知道国外廉价的投影机卖到什么份上了?1000美元以内!而且都是品牌机:NEC VT460995美元,Epson PowerLite S1999美元,Viewsonic’s PJ500999美元,InFocus X1也是999美元。
论文部分内容阅读
你可知道国外廉价的投影机卖到什么份上了?1000美元以内!而且都是品牌机:NEC VT460995美元,Epson PowerLite S1999美元,Viewsonic’s PJ500999美元,InFocus X1也是999美元。其始作俑者是EpsonPowerLite S1,5月12日一宣布跌入一千美元大关,InFocus和
You can know what the cheap foreign projector sold for less than $ 1000! And are all brand machines: NEC VT460995 US dollars, Epson PowerLite S1999 US dollars, Viewsonic’s PJ500999 US dollars, InFocus X1 is 999 US dollars. Its initiator is EpsonPowerLite S1, announced on May 12 a fall into the $ 1,000 mark, InFocus and
其他文献
目的:探讨甲状腺乳头状癌组织中血小板反应蛋白1(THBS1)基因、蛋白水平及启动子甲基化状态与临床病理特征的相关性. 材料与方法:取66例甲状腺乳头状癌组织及30例结节性甲
The clothing industry is booming, and clothing prices are more affordable today. People's requirements for clothing are no longer limited to the question of eno
Photochromic and photoluminescence materials show bright colors under different excitation conditions, and thus, these functional materials have been applied in
Fractional calculus is a powerful tool for modeling nonlinear systems. It is necessary to discuss the basic properties of fractional order before solving a frac
目的:研究植物化学药物槲皮素对甲状腺乳头状癌细胞的生长抑制作用和凋亡诱导效应,并探讨槲皮素对甲状腺乳头状癌的可能作用机制. 材料与方法:采用浓度为10、20、40、80和
Knowledge tracing is the key component in online individualized learning, which is capable of assessing the users' mastery of skills and predicting the probabil
[摘要] “任务教学法”强调学生的学习活动必须与任务相结合,以问题的探索来引导和维持学习者的学习兴趣和动机,培养学生独立探索、勇于开拓、不断创新的能力,提高学生的学习效率,同时强化学生的自主学习意识。因此,“任务教学法”较之传统教学法可以更好地完成《计算机基础》课程的教学目标。 [关键词] 计算机基础 任务教学法 实施 现代教育需要培养出适应于社会的实践型、复合型人才。而《计算机基础》课程