DS200TBQDG1ACC 价格公道 品质保证

RM7800L1087
IC695PSA140
SAFT136CTU
SAFT127CHC
SAFT164AIO
SAFT132CBS
RM7800L1087
TLY-A2540P-HJ64AA 120v到220v
VT5006-S16
Honeywell-F115A1064
EOP3MT11

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描述

电路中任意选择某一结点为参考结点,即作为零电位点,则其他结点与此参考结点之间的电压称为结点电压。结点法就是以结点电压为电路的独立变量来建立方程并求解此电路的一种分析方法。结点电压的参考极性均以零参考结点相联结,因此,支路电压就等于相关的两个结点的电压之差,或者说电路的全部支路电压均可以通过结点电压来表示。

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