凤鸣村煤矿(以下简称凤矿)是井下开采褐煤的单位,生产方式由解放初期的手工生产逐步发展到目前的半机械化生产。直接生产褐煤的工人大部分已有十年以上井下工龄。矿医院于1978年及1980年对全矿职工分批进行了尘肺普查,凡有粉尘作业史者均建立尘肺检查卡,通过体检及拍摄X线胸片后,由医院诊断小组提出初步意见,经省矽肺诊 Fengming Village Coal Mine (hereinafter referred to as Feng Mine) is a unit for producing lignite underground, and the mode of production gradually develops from the manual production in the early liberation to the present semi-mechanized production. Most of the workers who directly produce lignite have over 10 years of downhole service. In 1978 and 1980, the mine hospital conducted a pneumoconiosis survey in a coal mine in batches for all coal mines. Whenever there was a history of dust operations, a pneumoconiosis check card was set up. After the medical examination and the radiography of the X-ray, preliminary opinions were provided by the hospital diagnostic team. Provincial silicosis clinic