非报纸广告的设计准则是（） ["复杂","单纯","完整","注目"] 空军战斗的基本原则是？ 非交互作用 Which two statements about the Wired Equivalent Privacy （WEP） encryption mechanism are true？ （） ["the two methods of authentication using the WEP encryption are open and shared key","the 802.11 standard defines WEP security using 128-bit keys","WEP can provide stronger authentication through the use of LEAP， PEAP， or EAP-FAST","WEP is a scalable encryption solution that uses static keys for authentication","WEP security provides only one-way authentication","WEPv2 offers improved encryption by replacing the RC4 encryption mechanism with the AES （symmetric block cipher） mechanism"] “幕府”原来是指？（） ["屏风","建筑","武器","帐篷"] 简述学前儿童呼吸系统的卫生保健措施。