中译英 It was a fine September night, with a silver moon riding high. They washed up the supper dishes and then took their chairs out onto the porch. "I'll get my fiddle(小提琴)," said the old man, "and play you some of the old tunes."
教育技术基础之名词解释2015年一、写出对应的英文和做简单的解释。(每个15分)1. 教育技术英文:(94定义)instructional technology is the theory and practice of design,development,utilization,management and evaluation of processes and resources for learning.
24. ROM ,只读存储器25. RAM ,随机存储器26. CD —ROM ,只读光盘27. CD —RW ,可擦写型光盘28. CD —R ,追记只读型光盘29. OCR ,光学字符识别设备30. A/D,模/数转换装置31. CRT ,阴极射线管显示器32. LCD ,液晶显示器,超薄、完全平面、无电磁辐射、功耗小第二篇 Windows XP什么是操作系统?操作系统的作用是什么?1. 操作系统在计算机结构中处于硬件裸机与软件系统之间的层次上,它不仅管理位于内层的硬件资源,而且管理和协调外
第一部分:40分Evolutions of learning theories and technologies show internal and autonomous dynamics that lead toward mutual fertilization. Pressure in western countries to survive in a scientifically and economically changing, competitive world activates
今年华师的试卷考了许多方程组的内容,这挺意外的。本来以为会考许多方面知识(很担心)1.定义(1)A x = 0的基础解系(2)矩阵的本征向量空间(3)(4)(5)二次型f(x1,x2,...,xn)的典范型(6)正定矩阵2.证明:n次多项式最多不能超过n个根(反证法,其截短的系数矩阵是类似于Vandermonder矩阵)3.单位基e1,e2,e3,e4,V中线性变换p,p(e1),p(e2),p(e3),p(e4)(具体数值记不得),求