n.心动描记法...

cardiography的音标：cardiography的英式发音音标为：['kɑ:dɪəʊɡrəfɪ]cardiography的美式发音音标为：['kɑdɪəʊɡrəfɪ]...

A total of 109 patients underwent physical examination, electrocardiogram and echo cardiography.总计109个病人做了体格检查, 心电图,超生心动图.Objective To Validte the Yeliabil of left ventricle ejection fraction ( LEF ) measured by reconstr...