中阻抗,middle impedance
1)middle impedance中阻抗
1.On the error action of bus bar differential protection of hmzmiddle impedance type;HMZ系列中阻抗型母差保护误动原因分析
2.This article by clearing the break-down of the relay ,analyses the acting principle of the Subsection breaker of the PMH-114middle impedance bus current differential relay made in Xu-chang Relay Factory and also suggests reasonable break-down searching and analysing methods.通过一例对许昌继电器厂PMH-114型中阻抗母线差动保护的故障排除,分析该装置母联切换回路的动作原理,提出正确的故障查找、分析方法。
英文短句/例句
1.An Engineering Estimation Method of Impedance Angle for Flicker Calculation闪变计算中阻抗角工程实用估算方法
2.Design and implementation of impedance matching device in Medium-voltage carrier communication network中压载波通信中阻抗匹配器的设计与实现
3.intrinsic impedance内在阻抗;内阻抗;内禀阻抗;本征阻抗;固有阻抗
4.The resistance of the circuit is the opposition to be overcome in the circuit.电路的电阻就是在电路中要克服的阻抗。
5.impedance transducer阻抗传感器，阻抗换能器
6.impedance compensator阻抗校正器阻抗补偿器
7.acoustic impedance density声阻抗密度，声阻抗率
8.impedance cardiogram (abbr.ICG)心阻抗图血流，心阻抗图，阻抗心动图
9.Opposition to the flow of alternating current caused by the inductance and capacitance in a circuit rather than by resistance.电抗交流电路中由电感和电容造成的阻抗部分，不是由电阻引起的
10.neutral impedor中性点接地二端阻抗元件
11.The Resistances and Decreasing Strategies of Middle-school Teachers in New Curriculum Reform;中学教师对新课程改革阻抗及其消解
12.The equivalent impedance of coupling oscillatory system in high - frequency circuits;高频电路中耦合振荡系统的等效阻抗
13.The Inspection on Knowledge View of Teacher Impedance in the New Curriculum Reform新课程改革中教师阻抗的知识观检视
14.Application of wave impedance inversion in coal seam thickness prediction波阻抗反演在煤层厚度预测中的尝试
15.RESEARCH ON DYNAMIC IMPEDANCE FUNCTIONS OF PILE-RAFT FOUNDATION IN LAYERED SOIL层状地基中桩筏基础的动力阻抗研究
16.Applying Load Resistance Analysis to Identification of Flicker Source负荷阻抗分析在闪变源识别中的应用
17.Design of Multi-frequency Current Source for Electrical Impendance Tomography System电阻抗成像系统中的多频恒流源设计
18.Technically, the damping factor is the specified load impedance( in use, that"d be the speaker system) divided by the amplifier"s output impedance.技术上，阻尼因子就是指定的负载阻抗（践中，也就是扬声器系统）以放大器的输出阻抗。
相关短句/例句
neutral wire impedance中线阻抗
3)Center of resistance阻抗中心
1.Objective: The purpose of this study was to investigate the location of center of resistance(CRe) of six upper anterior teeth with 3-D finite element method and simulate en mass retraction of upper anterior teeth with various force system and provide guidance for clinical procedure.目的:利用三维有限元法研究上颌六个前牙阻抗中心的定位,并直接模拟直丝弓矫治技术中以不同方向牵引力内收上前牙,分析各前牙的移动趋势及应力分布,为临床治疗提供指导。
4)medium impedance中间阻抗
5)concentrated impedance集中阻抗
6)intermediate layer impedance中间层阻抗
延伸阅读
星接阻抗和三角接阻抗的变换星接阻抗和三角接阻抗的变换transformation between starc-onnected and delta-connected impedancesx ing]一e乙日kongl介e sonJ一00}Iez日伙ongde匕一。一〕huon星接阻抗和三角接阻抗的变换(t ransfor-mation betweenstar一eonneeted and delta-eonneeted imPedanees)接成星形的三个阻抗和接成三角形的三个阻抗互相替代的等效变换。它们之间的关系可用一组变换公式表示。按这组公式，用星接阻抗替换三角接阻抗或者反过来，不会影响稳态下电路其他部分的正弦电压和电流，常用于对称三相电路的分析和计算。图1为三个阻抗21、Z:、23接成星形(又称丫形)。图2为三个阻抗Z小22。、Zal接成三角形(又称△形)。它们之间的变换公式如下:人23土图1星接阻抗图2三角接阻抗(1)将星形连接变换成三角形连接212一Z:+22+2 122及3一22+za十警(1)、|冬|矛231一23+21+2321(2)将三角形连接变换成星形连接z、-二一典乒兴-) 艺‘2士乙“3十乙31…_2 oqZI，}Z。一下万~一二-二二-汁 乙‘2士乙23十乙3‘1_Z。IZoq}艺q一二二一~二，二二--，-二二-~J 乙12十乙23十艺32夕(2)当三个星接阻抗相等，即21一Z:一23一z丫、三个三角接阻抗相等即212一223一231一Z△时，变换公式是Z二一32丫，Z丫一Z△/3
