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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.知青宋大江返城后，因生活窘迫和婚姻失败的打击，拼命地追求金钱。在经历了复杂的情感纠葛后，与女知青陈悦清结成伴侣，收养了一个弃婴，组成了一个“知青家庭”。夫妻俩忽视了对儿子乔生的教育,外婆的溺爱使乔生渐渐堕落。宋大江为了挽救儿子，隐瞒所有人实施了“假破产”计划，并以无颜面对破产为由，远走他乡。陈悦清卖掉了仅存的婚戒和儿子摆大饼摊维持生计。家庭环境的彻底改变使乔生猛然醒悟。在经历了种种挫折之后，他的人生轨迹终于转变了。When you need to add a new state to the light object, you only need to add a new state class and slightly change some existing code. Assuming that the light object now has an extra state of super light, add the SuperStrongLightState class first:小时候的李俊杰（陈伟霆 饰）家庭幸福美满，父母都是顶尖科学家。但在他12岁时，父母在滨城遭遇意外离世。成为孤儿的李俊杰被遣送回故乡崇海，而谣言却盛传他父母是叛国贼，没有亲戚愿意收养的他被送入孤儿院。不过现在林思明气势汹汹而来，蛮横的进入了网络小说圈，这些互联网大鳄是否还创建站也变成了未知。而法律界中人面对复杂审讯的同时，亦陷于各种感情纠缠关系之中。江承宇（陶大宇）遇上旧情人之妹汤芷琪（依然是梁婉静饰），明知她不可告人的身份仍倾注感情，后来更为她险些断送一生。江承宙（刘美娟）与周少聪（蒋志光）感情路上分道扬镳。于在春（欧阳震华）与丁柔（陈秀雯）则在结婚前夕面临重大考验。周志辉（苏永康）与女友分手后，又踏上了爱情新旅程。法庭的最后审判，各人的感情归结，串成扣人心弦的故事。