在系统中，反馈是把（）反过来馈送给（），反馈是（）和（）的逆向联系。
电流强度是影响电流损伤最重要的因素。
Your network contains an Active Directory domain. All servers run Windows Server 2008 R2 and aremembers of the domain. All servers are located in the main office. You have a portable computer namedComputer1 that runs Windows 7. Computer1 is joined to the domain and is located in a branch office. A fileserver named Server1 contains a shared folder named Share1. You need to configure Computer1 to meetthe following requirements: Minimize network traffic between the main office and the branch office Ensure that Computer1 can only access resources in Share1 while it is connected to the network. What should you do?（） ["On Computer1， enable offline files.","On Computer1， enable transparent caching.","On Server1， configure DirectAccess.","On Server1， configure Share1 to be available offline."]
You work as the exchange administrator at Company.com.the Company.com network contains an exchange server 2010 organization.Company.com has its headquarters in stockholm where you are located.you are responsible for an exchange 2010 edge transport server named -ex01.during the course of the week you receive an instruction from the cio to make sure that e-mail messages sent to unknown addresses in the organization is rejected automatically.What should you do？（） ["You should consider configuring recipient filtering.","You should consider configuring sender reputation.","You should consider configuring content filtering.","You should consider configuring sender filtering."]
任何单位和个人向境外提供种质资源，或者与境外机构、个人开展合作研究利用种质资源的，应当提出申请，并提交国家共享惠益的方案。受理申请审核的部门和批准的部门分别是（）。 ["省级农业主管部门，国务院农业主管部门","省级农业主管部门，同级人民政府","省级林业主管部门，国务院林业主管部门","省级林业主管部门，同级人民政府"]
袁枚性灵说的内容是什么？他的性灵说与公安派性灵说有什么不同？
