一、填空题(每小题2分,共20分) 1、电控汽油喷射系统按其部件功用来看,主要等组成

方法和适用范围 氯离子选择性电极法和甲基紫法 适用于各种配合饲料的质量检测 氯离子选择性电极法 方法原理:本法通过氯离子选择性电极的 电位对溶液中氯离子的选择性响应来测定氯离子的 含量,以饲料中的氯离子含量的差异来反映饲料的 混合均匀度

5.5. 工业企业配电网的构成 由总降压变电所、厂区高压配电线路、各车间变、配电所、车间低压配电线路、动力或照明配电箱以及用电设备构成

SEMICONDUCTOR Fast Switching Thyristor Replaces July 2001 version, DS4267-40 DS4267-41July2002 FEATURES KEY PARAMETERS Low Switching Losses At High Frequency

13-1 拉普拉斯变换的定义 13-2 拉普拉斯变换的性质 13-3 拉普拉斯反变换 13-4 运算电路 13-5 应用拉普拉斯变换分析电路

4.6 三相短路电流周期分量的实用计算 4.7 分析不对称故障的基本理论

4.1 电力系统故障分析的目的与内容 4.2 三相对称短路的基本分析

VDRMI VARM =10ms 1/2 sine. Vosu V asM =VDRM+ 100V respectively. Lower voltage grades available. ORDERING INFORMATION When ordering select the required part number shown in the Voltage Ratings selection table r ex For example:

DoC. No. 5SYA1036-03 Sep Two thyristors integrated into one wafer Patented free-floating silicon technology Designed for traction, energy and industrial applications Optimum power handling capability Interdigitated amplifying gate The electrical and thermal data are valid for one thyristor half of the device

The Bipolar Junction Transistor The term Bipolar is because two type of charges (electrons and holes) are involved in the flow of electricity The term Junction is because there are two pn Junctions There are two configurations for this device n-type p-type n-type