1概 2S0炉气的制造 3炉气的净化与干燥 4二氧化硫的催化氧化 5三氧化硫的吸收 6用其它含硫原料制硫酸 7三废处理

6. 8 Diffusion Mechani sm Flick's' law in microscopic form 1. One dimensional diffusion. jump frequency period probability of atom jumping to nearest position

1. Classification y Ideal or perfect crystal real or defect crystal According to dimension o point defect: vacancies, interstitial atoms s line defect dislocation planar defect: stacking fault o volume defect mosaic structure

3. 1 Basic concepts of al loys 1. Definition An alloy is the combination of metal(s) with other elements through chemical bonding. Termino logy

1. Have you or your friend ever been cheated by a manufacturer? Describe your experience to your partner. Reference: Yes. Last year I planned to buy a computer so I could surf the net. I want to find a cheap one that's attractive and eas sy to use. I found

数据库技术的演化(2) 1980s晚期: 各种高级数据库系统(扩展的关系数据库面向对象数据库等 等)

Today's Topics What are we going to study this course? Design Process OCourse information and requirement. How to be an engineer? Methods of learning A brief review of the machine history OHomework

Real-Time Transport Protocol Real-time traffic v.S. multimedia traffic Real-time communication is the almost simultaneous production and use of the data, ignoring the short delay in transmission

Following the September 1 l terrorist attacks on New York and Wash ington, Congress rushed into action and quickly passed antiterrorism legis lation known as the USA Patriot Act. The Patriot Act has been widely understood as a\sweeping\ antiterrorism law that gave the government vast new powers to conduct electronic surveillance over the Internet The Act's surveillance provisions proved so controversial that Congress added a sunset provision that will nullify several of its key provisions after

主要内容 一、环境基本知识 二、世界环境保护的历程 三、环境问题现状