The examination of the time when smear positive changes into smear negative and thequantity of germs for the patient with the smear positive pulmonary tuberculosis during the chemical treatmentlls是什么意思_The examination of the time when smear positive changes into smear negative and thequantity of germs for the patient with the smear positive pulmonary tuberculosis during the chemical treatmentlls在线翻译_英语_读音_用法_例句