耳鸣仍被视为耳科专家们面对的一大难题。耳鸣在听分析器方面表现为似有声音的主观感觉。能引起耳鸣的原因很多，我们对噪声引起的耳鸣进行初步分析。１资料与方法自１９９７年１月～１９９８年１２月，随机抽查厂内噪声较大，其声强在９０ｄＢ～１００ｄＢ的几个车间的现... Tinnitus is still seen as a major problem for otologists. Tinnitus behaves like a subjective feeling of sound in listening to the analyzer. Tinnitus can cause many reasons, we conducted a preliminary analysis of noise-induced tinnitus. 1 Materials and Methods From January 1997 to December 1998, a random sampling of large noise in the factory, the sound intensity of 90dB ~ 100dB in several workshops ...