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【单选题】
肝素作用的主要机制是A.
直接灭活凝血因子。
B.
激活抗凝血酶Ⅲ。
C.
抑制肝合成凝血因子。
D.
激活纤溶酶原。
E.
和血中钙离子络合
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【简答题】根据《中华人民共和国船员违法记分办法》规定,下列说法正确的是 。1船员累计记分周期为1个公历年,满分15分,自每年1月日始至12月31日止;2船员违法记分由船员违法行为发生地的海事管理机构管辖;3船员一次存在两种以上违法行为的应当分别计算,累计记分分值;4本办法自2016年1月1日起施行
【简答题】John Williams has a black iPad 2(16G), used for only 5 months, but one of his friends gave him an iPad Air as a gift. So he would like to sell the iPad 2 for 850 RMB. The iPad 2 is practically new, du...
【简答题】电机和变压器的磁路常采用什么材料制成，这种材料有哪些主要特性？
【简答题】5 Complete the dialogues. ► I always read a paper at the weekend.
~ But do you read all of it? 1 Did you ____ TV last night? ~ Yes, I ____ a
programme about dogs. 2 I read the story but ...
【单选题】听力原文：M: Dr. Hanson wants to redecorate the patients' waiting room. He asked me to do some research to find out what colors would be best. W: That sounds like quite a job. How did you research somethin...
A.
It's a difficult job.
B.
It's a piece of cake.
C.
It's too sophisticated for both of them.
D.
It's a well-paid job.
【单选题】Please choose the item similar to the underlined word in the this sentence:"He stared at her so earnestly that I thought the very intensity of his gaze would bring tears into his eyes."
A.
squint
B.
peer
C.
glance
D.
flames
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