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电子管音响放大器经过几十年的沧桑岁月之后重新被认知,并被关注。国内的电子管机制造业更是蓬勃发展,制造电子管放大器的厂家日益增多。如今走进音响
After several years of vicissitudes of life, the tube amplifier was again recognized and focused. The domestic electronic tube machine manufacturing industry is booming, manufacturers of tube amplifiers are increasing. Now into the sound