设混合气体由1,2,k种气体组成 m=m1+m2+m3+…+m;+…+m=>m i=1 第i种组元气体的质量成分:

21 Drop I from the title Review of Statistics I 28 Footnote #2: Degrees of belief 46 Question 2.4 (b) (ii) E3 + A3 instead of E2 + A3

I Systems Microbiology(13 Lectures 7hece∥ as a we∥}- stirred boc/ nem/ca/ reactor Introduction 2 Chemical kinetics, Equilibrium binding, cooperativity L3 Lambda phage L4 Stability analysis L5-6 Genetic switches

I. Dictation I Grammar 1. The slave from morning until night A. made to work B was made working C. was made worked D. was made to work

1.1 引言 投资组合( P o r t f o l i o )管理的目的是：按照投资者的需求，选择各种各样的证券和其他资产 组成投资组合，然后管理这些投资组合，以实现投资的目标。投资者的需求往往是根据风险 （r i s k）来定义的，而投资组合管理者的任务则是在承担一定风险的条件下，使投资回报率 （r e t u r n）实现最大化

Task Team of FUNDAMENTAL ACCOUNTING School of Business, Sun Yat-sen University Lesson 13 Managerial Accounting I: Concepts and Principles Exercise 1. Sunny Brockman has developed a new device that is so exciting he is considering quitting his job in order to produce and market it on a large-scale basis. Sunny will rent a garage for $1000 per

I feel that this award was not made to me as a man, but to my work -- a life's work in the agony and sweat of the human spirit, not for glory and least of all for profit, but to create out of the materials of the human spirit something which did not exist before. So this award is only mine in trust. It will not be dif ficult to find a dedication for the money part of it commensurate with the purpose and significance of its origin. But I would like to do the same with the acclaim too, by using this moment as a pinnacle

第一章 导论、第二章 宏观经济学的基本概念、第三章 产量的决定——引入总供给和总需求

2.1列写图P2.1所示中i(t)、i2(t)、u(t)的微分方程

Acknowledge I expresses thanks to Assoc. Prof. rob Reid of Adelaide university of Australia, Dr Jeff Gale, foreign teacher of northwest A&F University of China, and Prof. Zhang Fusuo, Prof. Li Xiaolin of China Agriculture University, Prof Liu Yuanyin of Northeast agriculture Unversity and other authors who provide materials for me, or whose materials, such as photographs and figures etc, I used in the lectures