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题目:现行初中物理教材第二册 P118,练习题2是:两只“220V 100W”的灯泡串联在220伏的电路中时,总功率为
Title: The current junior middle school physics textbook P118, exercise 2 is: when two 220V 100W bulbs are connected in series in a 220 volt circuit, the total power is