点击切换搜索课件文库搜索结果(990)
文档格式:PPT 文档大小:1.04MB 文档页数:49
1、罗尔中值定理 罗尔(Rolle)定理 如果函数f (x)在闭区间 [a,b]上连续,在开区间(a,b)内可导,且在区间端 点的函数值相等,即 f (a) = f (b),那末在(a,b) 内至少有一点(a    b),使得函数f (x)在该 点的导数等于零
文档格式:PDF 文档大小:109.08KB 文档页数:14
Much poultry and red meat is sold in a chilled unprocessed state. However, an ncreasing proportion is used as a basic raw material for chilled meat products and ready meals. A growing trend is the development of added-value convenience meals, especially ethnic products, many of which are pre-or part-cooked and necessitate chilled storage. Many of these products contain meat as a key ingredient. This meat for further processing can be supplie
文档格式:PDF 文档大小:381.92KB 文档页数:9
Sucrose is a medium sized molecule, known as a dissacharide (composed of a unit of dextrose plus a unit of fructose). It is derived from sugar cane or sugar beet which has been refined and crystallised from a concentrated solution. The term sugar is commonly used to refer to sucrose. It is by far the most commonly used type of sugar in the biscuit industry
文档格式:PDF 文档大小:101.93KB 文档页数:3
定理3.4.1若AcR\,BcR”,且均可测,则A×B={(a,b)|a∈A,b∈B} R\×R为可测集,且m(A×B)= mAXmB 证明1)若区间IcR\,I2cR,则显然I×I2为R\×R中的区间,从 而可测。且|I×12|=|I|×|I2|
文档格式:PPT 文档大小:91KB 文档页数:22
3.1 What is learning? Are they instances of learning? (1) A young child takes his first steps. (2) An adolescent male feels a strong attraction to certain females. (3) A child feels anxious when he sees the doctor coming with a needle. (4) Long after learning how to multiply, a girl realizes on her own that another way to multiply by 5 is to divided by 2 and multiply by 10(e.g. 428×5 can by figured as follows:428/2=214 ×10=2140)
文档格式:DOC 文档大小:92KB 文档页数:15
Directions: This part is to test you listening ability. It consists of 3 sections Section a: Conversations Directions: In this section, you will hear 10 short conversations. At the end of each mersation, a question will be asked about what was said. Both the conversations and the questions will be spoken only ONCE. After each question there will be a pause During the pause, you must read the four choices marked A), B), C) and D), and decide
文档格式:DOC 文档大小:888.5KB 文档页数:133
Part I Listening Comprehension(20 minutes) ection a Directions: In this section, you will hear 10 short conversations. At the end of each conversation, a question will be asked about what was said. B oth the conversation and the question will be spoken only once. After each quest ion there will be a pause. During the pause, you must read the four choices mar ed A), B), C), and D), and decide which is the best answer. Then mark the corres ponding letter on the Answer Sheet with a single line through the centre
文档格式:PPT 文档大小:774.5KB 文档页数:26
Acute(急性) and chronic(慢性) toxicity Acute toxicity refers to a rapid and serious response to a high but short-lived dose Acute poisons interfere with essential physiological processes, leading to a variety symptoms of distress, even death Chronic toxicity refers to a time-lagged response to a relatively low but prolonged exposure
文档格式:DOC 文档大小:69KB 文档页数:4
Subject: English Pronunciation for Communication Purpose: The students will learn stressed words & unstressed words in a sentence in English. Objectives: Students will be able to: 1. Define - in their own words a definition for stressed words & unstressed words in a sentence. It is a revision and therefore, easy for most of the students;
文档格式:DOC 文档大小:24KB 文档页数:3
材料工程基础试卷B答案 一、选择题(共15题,每题2分,共30分) .A 2. 3.A 4.C 5.B 6B7B8C9.A10.C 11C12.A13.B14.A15.B
首页上页4142434445464748下页末页
热门关键字
搜索一下,找到相关课件或文库资源 990 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有