常見例句雙語例句Eight rats in each group were sacrificed 28 days after intratracheal instillation.各組動物均于氣管內灌藥后第28天分別處死8只。Methods The rat COPD model was established by passive smoking and intratracheal instillation of lipopolysaccharide (LPS).方法通過煙熏及氣管內注入脂多糖方法建立COPD大鼠模型。The rats in each group were sacrificed for lung tissue sampling on day 14 and day 28 after intratracheal instillation respectively.各組分別在氣管滴注后第14天和第28天處死大鼠,取肺組織樣本。 返回 intratracheal instillation