对一个磷肥厂415名直接或间接接触氟气、二氧化硫、硫酸雾及粉尘的工人进行了健康调查。结果表明:车间空气中有害毒物浓度不同程度超过国家最高容许浓度标准;工人的临床表现以眼和鼻、咽喉部等上呼吸道粘膜刺激现象及牙齿腐蚀为最常见。提出了一些防治措施。 A survey of 415 workers in a phosphate fertilizer plant that had direct or indirect exposure to fluorine gas, sulfur dioxide, sulfuric acid mist and dust was conducted. The results showed that the concentration of harmful toxicants in the air of the workshop exceeded the national maximum allowable concentration in varying degrees. The clinical manifestations of workers were the most common upper respiratory mucosal irritation and dental erosion in the eyes, nose and throat. Put forward some preventive measures.