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固定化反应的酶活力回收率

A Company.com developer has created a web application that includes a servlet for each use case in the application. These servlets have become rather difficult to maintain because the request processing methods have become very large. There is also common processing code in many servlets because these use cases are very similar. Which two design patterns can be used together to refactor and simplify this web application? ()

A. Proxy
B. View Helper
C. Front Controller
D. Session Façade
E. Business Delegate
F. Model-View-Controller

安防员在执勤或巡逻中,进见或遇见公司领导和业主时必须敬礼,敬礼时,五指并拢自然伸直,中指微接帽檐右角前约()厘米处。

A. 1厘米
B. 1.5厘米
C. 2厘米
D. 2.5厘米

按照起草草案、审议等法定程序,十二届全国人大常委会第七次会议于2014年2月27日通过表决,确定9月3日为中国人民抗日战争胜利纪念日、12月13日为南京大屠杀死难者国家公祭日。此决定的性质和目的分别是()①人大常委会立法权的体现②人大常委会决定权的体现③服从和服务于国家外交大局④进一步弘扬爱国主义精神

A. ①③
B. ①④
C. ②③
D. ②④

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