制备固定化酶的原则错误的是() ["固定化酶必须能保持酶原有的专一性、高效催化能力和常温、常压下能起催化反应等特点","固定化酶应能保持甚至超过原有酶液的活性,即能保护活性中心基团","固定化酶应能最大程度与底物接近,从而提高产量。具有最小的空间位阻","固定化酶应能回收、贮藏,不能反复使用"]
Your network contains a DNS server named DNS1 that runs Windows Server 2008 R2.You need to be notified by e-mail if the DNS service logs errors or warnings. The solution must minimize the number of e-mail notifications you receive. What should you do?() [" Create an alert in Performance Monitor."," Run the Configure a DNS Server Wizard."," Select the DNS Server log from Event Viewer and attach a task to the log."," Create a custom view from Event Viewer and attach a task to the custom view."]
19世纪下半叶,莫里斯倡导了工艺美术运动,提出了()的原则,主张()。
三角测距法
你有一台运行Win 7的计算机,你执行一个镜像备份。一个病毒感染了计算机并导致计算机变得没有响应。你需要尽可能快的还原计算机。你应该怎么做?() ["使用最后一次正确配置功能启动计算机","使用Windows 7 DVD启动计算机并使用启动恢复工具","使用Windows 7 DVD启动计算机并使用系统镜像恢复工具","从Windows PE启动计算机,并运行Imagex.exe"]
有机质的矿质化过程