方程:包含未知数(或和未知函数)的等式 方程组:包含未知数(或和未知函数)的一组等式

Electrical Power System EPS Power Energy Power Power Regulation Source Storage Distribution and Control

OVERVIEW OF THE EFFECTS OF THE SPACE ENVIRONMENT Outgassing in near vacuum Atmospheric drag Chemical reactions Plasma-induced charging Radiation damage of microcircuits, solar arrays, and sensors single event upsets in digital devices Hyper-velocity impacts

Goal: Give necessary optics background to tackle a space mission, which includes an optical payload Light .Interaction of light w/environment o Optical design fundamentals Optical performance considerations .Telescope types and CCd design interferometer types

ARGOS Overview Angular Resolution at 2=550 nm: 5 arcsec Wavelength Regime 400-700 nm FOr (Field-of-Regard): 120(full cone)

最优化是工程技术、经济管理、科学研究、社会生活中经常到的问题如 结构设计资源分配生产计划运输方案

第一类:一般意义的统计(普查) 对生产的全鄣1000件产品逐一检验,发现18件次品

Overview lecture Space Systems Engineering presented by: Prof David Miller prepared by: Olivier de Weck Revised and augmented by: Soon-Jo Chung Chart: 1 16.684 Space Systems Product Development February 13, 2001

Outline Launch systems characteristics Launch systems selection process Spacecraft design envelope environments

1.试解释轮胎滚动阻力产生的机理以及作用的形式。 2.简述滚动阻力系数的影响因素 3.简述空气阻力的定义以及减少空气阻力系数的一些措施 4.解释汽车动力性指标的定义