一、水力机械的流动相似准则 二、相似理论在水力机械中的应用 三、水力机械的综合判别数一比转速

一、企业财务会计的概念、特点与分类 (一)企业财务会计的概念 企业财务会计是以货币作为主要计量单位 ,运用专门的会计理论、方法与技术,对企业生 产经营活动的过程与生产经营活动的成果,进行 连续、系统、全面、综合地记录、计算、核算和 监督,并据以进行科学的分析与预测,向投资者 和债权人等各方面提供准确信息,促进企业不断 改善经营管理、提高经济效益的一种专门的经济 管理活动

一、需求预测 二、生产能力测定 三、综合计划 四、主生产计划 五、物料需求计划

Background Information Murphy's law is a popular adage in Western culture, which roughly states that things will go wrong in a technical system. It is often roughly stated as\ if anything can go wrong,it willi

Reading I The Weather Step-l Lead-in Questions 1, What is the impression of Englishmen on you? Deep, simple but narrow and conservative

Pre-Class Work Gifted Children: those who possess some quality or innate ability which has been recognized and identified by number of testing and observation devices and who manifest interest and success in either physical, intellectual, or artistic pursuits

Detailed studies of unit 8 L1 Seen from the space. When our planet is seen from space L4. average n.平均数;平均标准Tom' s work is above/ below/ about up to the average

1. The opportunity or right to use or see something; 2. The most typical 3. Striking or unusual in appearance; 4. Make first public appearance 5 Do things not in the accepted way:6和解,妥协:7.非赢利的

Age of information-knowledge explosion-deal with it /cope with it Effectively Q1: In which way can we get information? (conversations, TV, broadcast, newspapers, magazines, books, etc.) Classification of books:

1. Introduce modal auxiliaries plus preseh perfect 2. Make students realize the importance of environmental protection