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建立回归方程ya+bX所建方程的回归系数ab值应使实际 数据点尽可能的接近回归直线。也就是各数据点到回归直 线的坚直距离的平方和越小越好
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I. Greetings II. Review Have a quiz III. Start the new lesson 1.Introduction This article talks about birth of bright ideas by the vividly paradigmatic methods After reading it, we have a new understanding about the mysterious question 2. Discourse analysis Part one (Paras.1-3)Opening remarks: All truly creative activities depend in some degree on the signals of the unconscious. Part two (Paras. 4-6) Discussing the birth of bright ideas with the example some famous persons
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The key words and phases of Unit Five. III. Start the New Lesson Introduction A woman alone writes some painful lines in a notebook. To unders tand why the lines are painful, we go back in time to a strange event that happened on her wedding day. A strange woman gave the couple a message about their marriage. Every year, the husband
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I Greetings IL. Review: the new words and phrases of Unit Three II Start the new lesson 1. Introduction: Listening passage: People judge other people within the first seven seconds of meeting them. You can have a positive effect on other people through using your eyes, face and body in unspoken communication
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I Greetings IL. Review: Review the new words and phases of Unit One II Start the new lesson 1. Introduction: You are about to read an early exchange between a daughter and her parents. You will find how they think about the same things very differently. You will also hear how they miss connecting with or understanding each other. It is as if they are blind to
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随着生物技术的发展和不断完善,许多研究者试图通过生物技术的方法来获得雄性 不育。如鼬riai竽,o:tw等,Li等分别将白喉毒素和两个不同的核糖核酸 酶(Ra18和rmse基因进行融合,通过含抗除草剂基因的植物双元表达载体转 化烟草,得到转基因雄性不育烟草和油菜(再如 Schuiling等将农杆:ines 的N间的rolc基因与35启动子串联成嵌合基因转化烟草
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一、选择题(每题2分,共20分) 1、某地区年人均GDP为4000美元,比人均GNP低2个百分点,这表明该地区公民从外国取得的收入() 外国公民从该地区取得的收入。 A、大于;B、小于;C、等于;D、可能大于可能小于。 2、市场利率提高,银行准备金会(): A、增加;B、减少;C、不变;D、以上几种情况都有可能
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通过介绍Bahn- Banach定理在最佳逼近方面的应用帮助 学生认识这一定理应用的途径和方式 lahn- Banach定理在理论上和应用上都是十分重要的,它往往提 供了某些学科或学科分支的理论基础.这里介绍一些它们在逼近论方 面的应用 定义3设X是线性赋范空间,E是X的子集合,x∈X,称 y∈E是x关于E的最佳逼近元
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第一编基础理论 1.“应用文 词最早出现在 2.应用文作者的构成包括群体作者、个人作者、法定作者和() 3.应用文使用的是语体,该语体的特征是()、()、()
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一、音节 元音说古希腊学者提出 呼气说奥地利语言学家斯托尔姆提出
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