基本解释钩型同根派生 crochetage相关词英汉例句Abstract：Objective To investigate the diagnostic value of Crochetage pattern R wave of inferior leads for secundum atrial septal defect (ASD). 摘要：目的 探讨小儿心电图下壁导联钩形R波对继发孔型房间隔缺损的诊断价值。crochetage更多例句