方法通过痰培养分离菌株, 再用药敏试验筛选抗生素.Method Isolates were identified by sputum bacterial culture, antibiotics were selected by susceptibility.结果表明:分离菌株中,革兰氏阳性菌与革兰氏阴性菌之比为1.53:1.The results shows that the ratio of gram - positive germ...