上海理工大学812电路2018年真题答案
2018年真题答案八.列节点电压方程九.设,画出向量关系图(1)(2)将副边等效到原边,31321321321,60152611511519.015115115115116.0151151151151101NXNNNNNNNNNNUUUUUUUUUUUUUU=−==++−−−=−++−+=−−++,附:2.1,4.1,8.6321=−==NNNUUUVUX2.1=VUC08为AIIL6.36.06.8736sin===RR4=,(3)十.=••==25.187.36cos87.36sinUi11LIUR=3125.0...
2026-01-21
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