初识７５ｍｍ大音圈四年前的冬天，我因公到重庆出差，在旅途中偶然认识了一位发烧同好张先生，一路聊得甚为投机。到达山城的第二天公事就办完，我给张先生打了个电话，张先生听出是我，十分高兴，当即与我约好一同去拜访当地一位知名发烧友戴老。通话中，张先生告诉我：... First met 75mm big voice coil Four years ago in winter, I travel to Chongqing on business, accidentally met on the road with a fever Mr. Zhang, all the way to talk is very speculative. Arrived at the mountain the next day the business is done, I called Mr. Zhang, Mr. Zhang heard that I am very happy, immediately agreed with me to visit a well-known local enthusiast Dai. During the call, Mr. Zhang told me: ...