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直流电源0 – 20 V, 0 – 5 A (115 V, 50/60 Hz)
直流电源0 – 20 V, 0 – 5 A (230 V, 50/60 Hz)
麦克风探针,短
探针麦克风,长
昆特管E
Experiment: Speed of sound in air (115 V, 50/60 Hz)
Experiment: Speed of sound in air (230 V, 50/60 Hz)