常見例句雙語例句Methods From 1990 to 2002,32 cases with stercoral perforation of colon were analyzed retrospectively. 17 Cases were diagnosed clearly before operation.方法對1990～2002年收治的糞塊性結(jié)腸穿孔的32例臨床資料進行回顧性分析。 返回 stercoral perforation