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Thromboembolic diseases are currently one of the causes that endanger human health and lead to the highest mortality rate, such as myocardial infarction, cerebral thrombosis, deep vein thrombosis, cerebral embolism, pulmonary embolism, etc. In addition, thrombosis is an important pathological process involved in the pathogenesis of many diseases. 1. Anticoagulant therapy (1) Heparin: Heparin is a commonly used anticoagulant and is a highly sulfated glucosaminoglycan. Heparin is widely found in mammalian tissues, and mast cells are the main producing sites. The main sources of medicinal heparin are bovine lung and pig intestinal mucosa. Heparin used clinically is called unfraction heparin (UFH) because it is a mixture of components with different relative molecular weights. The relative molecular weight is between 33,000 and 30,000, which is also called standard heparin (SH). The drug name is heparin sodium. (2) Low molecular weight heparin: crude heparin is cracked into some fraction with relative molecular mass of 1000 ~ 12000 by chemical or enzymatic hydrolysis methods, and then purified. There are at least 10 kinds of low molecular weight heparin prepared by different manufacturers and different methods.1999-2019澳门回归20周年特别献礼剧《弯弯的大湾》讲述了百年来太平洋的风徐徐吹着澳门岛，从未改变什么，但上世纪末的最后时刻的一场风，改变了澳门岛的命运，他将澳门岛吹回了祖国的怀抱，澳门人的命运也随之改变。时至今日，澳门回归祖国近二十年，以黄梓建，彪叔 ，钰为代表的一批澳门人是这场变革的经历者和见证人，他们经历了葡澳政府时期华人低人一等的社会地位，经历了经济衰败、社会治安动荡，他们在焦虑与迷茫中生活，因为看不到未来而痛苦彷徨。回归后，澳人治澳，一国两制，他们身上发生的故事见证了中央政府在世界性金融危机困境中，通过《博彩法》实行赌权开放、开放内地部分省市自由行等一系列政策，刺激和带动了澳门经济逆境发展。又一场百年不遇的飓风也对澳门造成空前的破坏，内地的支援与驻澳部队出动倾力抗灾，更让澳门人倍感到祖国的温暖。这十多年他们命运的变化见证了祖国的伟大。　　1924年，王剑虹病逝。悲痛万分的瞿秋白第二天就出现在了课堂上。瞿秋白因住处遭到敌人的搜查而被迫转入地下活动，杨之华受组织负责与瞿秋白联系，师生加战友的情谊，渐渐升华。在上海工人运动的大潮中，杨之华勇敢的向瞿秋白表白，后者委婉拒绝了她……222. X.X.34因划时代技术“敢达模型对战”的出现，其人气也节节高升，每年都会举办敢达模型对战的世界大赛。主角伊织诚，是一位喜爱敢达模型，并梦想着有一天能参加敢达模型对战世界大赛的年轻敢达模型玩家。身为模型店的独生子，拥有制作敢达模型的高超技巧，然而却不擅长对战的操作，总是在敢达模型对战中的第一场就败下阵来。这样的他，遇见了一位战斗时可以将敢达模型操控得出神入化的神秘少年岭司，尔后两人组成搭档向世界大赛挑战。(three) the medical service behavior is all false, false report to defraud the medical security fund expenditure;