基于“学”的教学设计模式中,有一个环节是“设计学习任务”。
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The Squeaky Bean company has decided to port their web application to a new J2EE 1.4 container. Whilereviewing the application, a developer realizes that in multiple places within the current application, nearlyduplicate code exists that finds enterprise beans. Which pattern should be used to eliminate this duplicatecode?()
A. Transfer Object
B. Front Controller
C. Service Locator
D. Intercepting Filter
E. Business Delegate
F. Model-View-Controller
ZK3-A型电空转辙机电磁阀线圈的绝缘电阻应为多大?
吹风阶段燃层高,其阻力大,输送空气的动力消耗大。
A. 正确
B. 错误