由于长期吸入灰尘而引起的、以肺组织的纤维增殖性变为主的一种全身性疾患，统称为尘肺。这是一种危害工人健康的主要职业病。主要吸入构成岩石成分的游离二氧化矽粉尘而发生的疾病称为矽肺，这是尘肺中最多见，病情发展快，后 Due to long-term inhalation of dust caused by pulmonary fibrosis to become a major systemic disease, collectively referred to as pneumoconiosis. This is a major occupational disease that endangers the health of workers. The major inhalation of free silica dust that forms rock components is called silicosis, which is the most common form of pneumoconiosis and develops rapidly after