点击切换搜索课件文库搜索结果(1357)
文档格式:DOC 文档大小:1.49MB 文档页数:30
5001 NF3和NH3分子中,键角∠FNF比∠HNH要(a),这是因为(b) 5002 写出下列分子的结构式(标明单键和多重键等键型)和立体构型: (1)Al2Cl,(2)HN3,(3)Fe(Co)3(n-c44),(4)eof4,(5)xef4
文档格式:DOC 文档大小:33.5KB 文档页数:1
一、选择题 1.对2SO2(g)+O2(g)→2SO3(g),它的化学反应速率可以表示为:() dt dt (A)d(=2d(SO2)2d (B) dr dt (C)-d(2)=-d(2)d(3)
文档格式:PPT 文档大小:1.87MB 文档页数:32
区域开发的战略目标1 一般来讲,区域开发有三类目标: (1)经济目标: a、人均社会总产值 b.人均国民收入 c.财政收入总额 d.社会劳动生产率 e.科技人员数
文档格式:PPT 文档大小:90KB 文档页数:9
4.1关键字、标识符和注释 4.1.1关键字 4.1.2标识符 4.1.3标识符的命名 4.1.3.1匈牙利表示法(Hungarian notation) 4.1.3.2骆驼表示法(camel notation) 4.1.3.3 Pascal表示法(Pascal notation) 4.1.4注释 4.1.4.1单行注释 4.1.4.2多行注释 4.1.4.3XML注释
文档格式:PDF 文档大小:555.97KB 文档页数:20
Introduction A Brief History of CACSD Technological Developments. User Interfaces. CACSD Packages of Note 112. 3 The State of the Art in CACSD Consolidation of CACSD. A critique of Matrix Environments for C. Magnus Rimvall CACSD·“ Open Systems\· Other Desirable Features 112.4 CACSD Block-Diagram Tools Christopher P Jobling Basic Block-Diagram System Representations. Architectures of Block-Diagram Syster
文档格式:PPT 文档大小:309KB 文档页数:10
一、藻类细胞的演化 (一)三条进化支系: 1、蓝红植物类群,藻胆素为光系统Ⅱ的主要集光色素。 2、黄褐植物类群,叶绿素C为光系统Ⅱ的主要集光色素。 3、绿色植物类群,叶绿素B为光系统Ⅱ的主要集光色素
文档格式:PDF 文档大小:120.61KB 文档页数:5
Then =1-91=1(3+:2)(3+2n 可=-1-3)=1(4-+2)(1-2+a With 1 0 O: Thus, in equilibrium, we must have ai=.2. In fact, the two firms must sit in the middle By Proposition 2.1, Pi=p?=c Discussion
文档格式:DOC 文档大小:28.5KB 文档页数:2
Analyzing and Recording Accounting Transactions Self-Test Multiple Choices 1. The term credit means: A. to increase. B. to decrease. C. the left side of an account D. the right side of an account 2. Which of the following is a group of accounts in that all normally have a debit balance?
文档格式:PPT 文档大小:0.98MB 文档页数:51
主要内容小结: 1、C、L元件的VCR; 2、(t)+r2(t=rt 3、三要素法 r(t)=r(∞)+r)-r(∞)e 4、阶跃信号ε(t)与阶跃响应S(t)
文档格式:PPT 文档大小:1.44MB 文档页数:117
Plant nitrogen 1.1 Uptake of N 1. N is required by plants in large amounts Most plant material contains 2-4%N and 40%C. 2. N is usually the limiting nutrient in unfertilized systems 3. Most n is taken up from the soil in the form of nht or no a small amount of NH3 can be absorbed through the leaves N2 can be used by legume plant via biological nitrogen fiXation
首页上页105106107108109110111112下页末页
热门关键字
搜索一下,找到相关课件或文库资源 1357 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有