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Electricity
Experiment of junior high school electricity
QH2368-2
Transistor characteristic survey
QH2368
Demonstrator of fuse
QH23037
Self inductance electrophoresis
QH2446
Demonstration of electromagetic relay
QH2429
Heating wire set
QH2358-6
Demonstration Resistance Box
QH2359-1
Resistance box
QH2358-1
Experiment set of electronic component
QH2358-7
Switch
QH2371-2
Low voltage power supply
QH1201
Low voltage power supply
QH1201-1
Power supply for students （junior middle school）
QH04001-1
Signal generator (low frequency)
68-QH 2462
Power supply for students (junior middle school)
94-QH 04002
Multimeter
146-QH 0410-1
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