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Name of Collection: Chinese Baijiaxing Birthday Banknote Collection Book在一分一秒都很紧急的情况下，宝贵的时间却被浪费了，着急的基俊和熙烈决定自己展开调查。面对无法预测的情况，初生牛犊的两人动用了自己所有的专业知识，开始了充满血性的实战调查。他听大姐喊玉米真玉米拗口的很，便道：往后大家就叫我大苞谷，不要叫玉米了。小明是一个古灵精怪，调皮捣蛋的“熊孩子”。天天幻想着要当宇航员，还要登上火星。在学校里也不安分，经常惹得同学老师头疼。有一天放学，妈妈给小明买了一只可爱的毛绒泰迪熊。殊不知这只外表可爱的泰迪熊竟然是火星人，这个突如其来的“朋友”告诉了小明好多人类未知的秘密。让我们一起跟着小明的脚步探索宇宙。4. Learn from words张雷被父亲的老战友周志强抚养长大，并把他也培养成为了一名公安民警。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.