为了防止冷料进入型腔充模影响塑料制件的质量,在模具上设置()的前锋冷料
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You have an Exchange Server 2010 organization.Your network contains two Active Directory sites named Site1 and Site2.Each site contains five Mailbox servers.A Mailbox server named Server1 is in Site1.A Mailbox server named Server2 is in Site2.You have a public folder named Folder1 that is replicated to Server1 and Server2.Users in Site1 report that they cannot access Folder1 when Server1 is offline.You need to ensure that all users can access Folder1 if Server1 is offline.What should you do?()
Add Server1 to the public folder referrals for Site2.
B. Add Server2 to the public folder referrals for Site1.
C. Add Server1 and Server2 to a Client Access server array.
D. Add Server1 and Server2 to a database availability group (DAG).
男,78岁。反复咳嗽、咳痰40年,加重2周,突发剧烈干咳、呼吸困难1小时。脑梗死6年。查体:BP160/90mmHg,三凹征(+),喉部可闻及高调吸气性喘鸣音。双肺散在哮鸣音。其呼吸困难最主要的原因可能是()
A. 气管异物
B. 支气管扩张
C. 大面积肺栓塞
D. COPD急性加重
E. 支气管哮喘急性发作
儿童中心主义课程理论的课程目的是()。
A. 促进儿童本能的生长
B. 促进社会变革
C. 培养学生的学习习惯
D. 促进社会文化的传递
学生特定的权利和义务,随其()而产生,并随其停止学籍而终止。