【单选题】关于抗凝血酶的抗凝机制,错误的是
C.
它能抑制FⅡa 、FIXa 、FXa、 FXIa 、纤溶酶、激肽释放酶等
D.
AT上的丝氨酸残基,与酶活性中心的精氨酸残基结合,使其失活
【单选题】以下关于凝血酶的禁用慎用说法错误的是()
【判断题】The production of a luxury car contributes more to GDP than the production of an economy car because the luxury car has a higher market value.
【简答题】资料:某企业2004年发生如下经济业务: 1.收到银行通知,用银行存款支付到期的商业汇票100000元。 2.购入原材料一批,用存款支付货款150000元及增值税25500元。 3.用银行存款支付采购材料款,购入材料及运费99800元,支付增值税16966元,材料已验收入库。 4.购入不需要安装的设备一台,价款85470元,支付增值税14530元,包装费及运费1000元,以上款项均通过银行支付。 ...
【判断题】The car has also had a significant effect on the culture of the middle class. Automobiles were incorporated into all parts of life from music to books to movies. Having a car has become associated wit...