祝愿
祝愿
祝愿
医药卫生词典:
《外证医案汇编》 医案著作。四卷。清·余景和撰。刊于1894年。本书收集了清代医家陈学三、薛雪、叶桂等人的外科医案700余则，分为首、项、面、口等13部，共73种病证。医案除叙述病情治法外，还注有余氏的案语评论。其按语足以醒瞆，其评论亦得纲纪。
财经金融业词典:
Stock indices are calculated in two ways, either weighted or unweighted. The unweighted indices are simple arithmetic or geometric averages. In the weighted indices certain stocks carry a greater weighting than others, usually based on their market value
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