fabric-coveredCOCA¹⁰⁹⁷⁵²BNC⁷¹⁴⁷⁵iWeb⁴⁸³⁶² 基本例句 un.有布套的 Objective To evaluate the efficacy of palliatively treated esophageal stricture caused by advanced esophageal carcinoma with a fabric-covered metallic stent. 目的评价覆膜支架应用于中晚期不能切除的食管癌性狭窄的姑息治疗效果。 chemyq