前言矽肺是厂礦中主要慢性职業病之一。一般多發生于厂礦地下工作的工人。但在劳动衛生条件不良的耐火材料厂、机械厂喷砂車間以及玻璃厂原料車間等接触含有二氧化矽粉塵的工厂也常常發生。在祖國解放前,由于旧企業的生產設备簡陋,劳动条件惡劣,必然地会造成許多职業病的發生。由于当时 Foreword Silicosis is one of the major chronic occupational diseases in factories and mines. Generally occurred in factories and mines underground workers. However, it is also common for factories that have been exposed to dust containing silica to refractories with poor sanitary conditions, machinery blasting workshops, and glass raw material workshops. Before the liberation of the motherland, due to the poor production facilities of the old enterprises and poor working conditions, many occupational diseases would inevitably be caused. Because at the time