[填空题]AutoCAD的默认保存图形文件格式是________后缀名
[单选题]若线性方程组Ax = b的系数矩阵A为严格对角占优矩阵,则解方程组的Jacobi迭代法和Gauss-Seidel迭代法
[问答题]请结合自己的体会谈谈我国民间音乐的特点
[填空题]在有初步方案的情况下,项目组进行小试,小试样品组织内部员工试用,项目组人员汇总员工体检结果,根据体检结果对产品进一步调整,在( )以上达到预期效果时,无副作用时转入中试.
[问答题]绘出有组织排水挑檐口构造做法.并注明材料层次
[问答题]古代汉语中,常见的连词有哪些
[单选题]方案A初始投资20000元,年收益5500元;方案B初始投资为10000元,年收益3000元,则相对追加投资回收期为( )
[问答题]结合作品分析陶渊明田园诗的思想内容
[填空题]设随机变量X服从B(2,0.5)的二项分布,则则则则则1Xp0.75, Y 服从二项分布B(98, 0.5), X与Y相互独立, 则X+Y服从 B(100,0.5),E(X+Y)= ( )方差D(X+Y)= ( )
[问答题]某企业年末盘算本的生产经营情况如下:(1)产品销售收入900万元;(2)出租固定资产收入60万元;(3)产品销售费用65万元;(4)产品销售成本700万元;(5)增值税120万元,其他流转税金20万元;(6)清理固定资产净损失3万元.问题:根据以上资料,依据税法规定,计算该企业本年度应那说的税额,并说明理由.
[填空题]在Oracle 的逻辑存储结构中,根据存储数据的类型,可以将段分为( )( )、( )、( )和( )
[问答题]测量的三个要素是什么
[问答题]建筑石膏硬化后,在潮湿环境中,其强度显著( ) ,遇水则( ) ,受冻后( )
[名词解释]对象权限
[问答题]提高我国中小学教师地位的根本途径
[问答题]圆度的公差带形状是 ( ) ,圆柱度的公差带形状是 半径差为公差值t的两同轴圆柱面之间的区域
[填空题]The _______ (good) he feels, the more work he will do.
[问答题]简述要素禀赋理论的主要内容
[阅读理解]There are some things about myself that I really like. First of all, I always make an effort to do my best. I never give up halfway without trying my best. For example, have practiced the piano for more than twelve years. And now I am learning English every day. Secondly,I'm good at making people laugh. I feel happy when people smile a the things I do. I make friends with anyone easily and now I have a lot of friends. Of course, I also have my weak points. I sometimes feel that I'm a bit selfish or careless. I want to overcome these faults and I believe this will make a man of me and people will love me better.21. What is NOT the author's character? A. Always trying his bestB. Giving up halfway.C. Being good at making people laugh.D. Making friends easily.22. He has practiced the piano for____ ___. A. less than twelve years B. twelve yearsC. almost twelve years D. over twelve years23. He is now trying to every day. A. play the piano B. learn EnglishC. make friends D. overcome his faults24. He is now trying to overcome the fault of. A. making people laugh B. making too many friends beingC. being selfish or careless D. being too proud or particular25. He feels when people smile at the things he does. A. happy B. angryC. selfish D. careless
[名词解释]玫瑰窗
[填空题]据企业所有人员的工作性质可将企业流程划分为( )