酶生物合成的调节
（），水上人歌月下归。作者（）
由于人们疏忽或过失以及主观上不注意.不关心.心存侥幸，以致增加风险事故发生的机会和加大损失的严重性的风险因素是（） ["无形风险因素","道德风险因素","有形风险因素","心理风险因素"]
采用二级以上公路运输时，装载高度不应超过（）。 ["A.4.0m ","B.4.5m ","C.5.0m ","D.5.5m"]
Your network consists of a single Active Directory domain. The domain contains a server named Server1 that runs Windows Server 2008. All client computers run Windows Vista. All computers are members of theActive Directory domain. You assign the Secure Server （Require Security） IPsec policy to Server1 by using a GPO. Users report that they fail to connect to Server1. You need to ensure that users can connect to Server1. All connections to Server1 must be encrypted. What should you do？（） [" Restart the IPsec Policy Agent service on Server1"," Assign the Client （Respond Only） IPsec policy to Server1"," Assign the Server （Request Security） IPsec Policy to Server1"," Assign the Client （Respond Only） IPsec policy to all client computer"]
什么叫时间复杂度？什么叫空间复杂度？
