电路是由哪三个基本部分组成？ 电路是由哪几个基本部分组成的?构成电路的目的是什么?
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是由电源、负载、导体三部分组成
各部分的作用 ：
电源是提供电能的装置，其作用是为电路中的负载提供持续的电能；
负载是取回电能的装置 其作用是将电能装换成其他形式的能量《如电灯是将电能转换为光能；
导体是将以上三部分连接起来，用以传输电能 。
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绛旓細鐢垫簮锛岀敤鐢靛櫒锛瀵肩嚎鍜屽紑鍏炽
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绛旓細鐢佃矾鍥句竴鑸垎涓轰互涓嬩笁閮ㄥ垎锛1. 鐢垫簮锛氱數璺浘鐨勭數婧愬彲浠ユ槸鐢垫睜銆佺數婧愭彃搴ф垨鍏朵粬鐢垫簮渚涘簲鍣ㄧ瓑銆傚湪鐢佃矾鍥句腑锛岀數婧愬線寰琚爣璁颁负鈥淰CC鈥濇垨鈥+鈥濓紝璐熺數婧愬垯甯稿父琚爣璁颁负鈥淕ND鈥濇垨鈥-鈥濄2. 鍏冨櫒浠讹細鐢佃矾鍥句腑鐨勫厓鍣ㄤ欢鏄寚鐢佃矾涓娇鐢ㄧ殑鍚勭鍣ㄤ欢锛屽鐢甸樆銆佺數瀹广佹櫠浣撶銆侀泦鎴愮數璺瓑銆傚湪鐢佃矾鍥句腑锛屽厓鍣ㄤ欢琚...
