点击切换搜索课件文库搜索结果(473)
文档格式:PPT 文档大小:4.78MB 文档页数:89
•§ 10-2 Magnetic Field Gauss’law in Magnetic Field 磁感应强度 磁场的高斯定理 •§ 10-1 Magnetic Phenomena Ampere’s Hypothesis 基本磁现象 安培假说 •§10-3 Boit-Savart Law &Its Application 毕奥 – 萨伐尔定律及其应用 •§ 10-4 Ampere’s Law & Its Application 安培环路定理及其应用
文档格式:PPT 文档大小:37.5KB 文档页数:1
背景知识 从物理学知道,在水深为h处的压强为p=h,这里y是 水的比重.如果有一面积为A的平板水平地放置在水深为 h处,那么,平板一侧所受的水压力为
文档格式:PPT 文档大小:372KB 文档页数:22
在电路网中每两点之间都有中继电路群需求,但并不是任两点都有物理传输链路。 根据两点间最短传输路径将该两点间的电路需求量加载到这条传输路径上去:设a25=10是节点2和5之间的电路需求,节点2和5之间的最短传输路径为2-1-3-5,则加载过程
文档格式:PPT 文档大小:657KB 文档页数:27
What is GRIN lenses GRIN lenses are short cylindrical lengths of glass with a graded refractive index: the index decreases with the square of the distance from the axis of the lens. GRIN lenses are very similar to graded index fibre and are sometimes called SELFOC lenses
文档格式:PDF 文档大小:187.25KB 文档页数:7
I. Choose the Correct Answer 1. A particle moves with position given by r ti j = 3 ˆ + 4 ˆ v , where r v is measured in meters when t is measured in seconds. For each of the following, consider only t > 0. The magnitude of the angular momentum of this particle about the origin is ( B )
文档格式:PPT 文档大小:231KB 文档页数:21
What needed? to combine signals and/or to split them multiple ways up to 1000X1000 for WDM LANS three important characteristics Return Loss the amount of power that is reflected and thus lost Insertion LoSs the amount of signal lost in the total transit through the device Excess Loss additional loss of a device
文档格式:PPT 文档大小:706.5KB 文档页数:18
What is Convective Heat Transfer? You have already experienced it. Difficulty lies in generalizing our experience; filtering it down to a few laws: learning how to apply these laws to systems we engineers design and use Here is what i want you to do:
文档格式:DOC 文档大小:74KB 文档页数:18
1.最基本,最常用的,测试物理网络的 ping 192.168.0.8 -t ,参数-t 是等待用户去中断测试 2.查看 DNS、IP、Mac 等 A.Win98:winipcfg B.Win2000 以上:Ipconfig/all C.NSLOOKUP:如查看河北的 DNS C:\\>nslookup
文档格式:PDF 文档大小:480.94KB 文档页数:23
2.1集成电路运算放大器 2.1.1电路如图题2.1.1(主教材图2.1.3)所示,运放的开环电压增益 A。=10°,输入电阻7=10°,输出电阻rn=750,电源电压V.=+10V, V.=-10v。(1)求运放输出电压为饱和值时输入电压的最小幅值tp-v=?
文档格式:PPT 文档大小:466KB 文档页数:33
Physics 121, Sections 9, 10, 11, and 12 Lecture 5 Today's Topics Homework 2: Due Friday Sept 16@6: 00PM Ch.3:#2,11,18,20,25,32,36,46,50,and56 Chapter 3: Forces and motion along a line Motion with constant acceleration Falling objects Apparent weight
首页上页4041424344454647下页末页
热门关键字
搜索一下,找到相关课件或文库资源 473 个  
©2008-现在 cucdc.com 高等教育资讯网 版权所有