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【多选题】
相对于对称加密算法，非对称密钥加密算法（）A.
加密数据的速率较低
B.
更适合于现有网络中对所传输数据明文的加解密处理
C.
安全性更好
D.
加密和解密的密钥不同
E.
加密和解密的密钥相同
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皮皮学刷刷变学霸
举一反三
【单选题】It was exciting to see such a movie for first time, but we soon became ______ when our TV was flooded with programs of like-kind.
A.
overflowed
B.
overwhelmed
C.
undigested
D.
jaded
【简答题】衰落环境下,在基站采用 , 而在移动台一侧采用1副发送天线和 3 副接收天线,可以使链路获得 10 ~ 20dB 的改善。
【单选题】As soon as the _____news came into our ears, we all cheered and became ______. [ ]
A.
exciting; exciting
B.
excited; excited
C.
exciting; excited
D.
excited; exciting
【简答题】Thomas was cheerful and(help) _____ , and we soon became good friends .
【简答题】一个企业在市场细分时,要遵循以下原则:___________、___________、___________、___________。
【单选题】对应索赔的理解，正确的说法是()。
A.
索赔是工程承发包中发包违约所引起
B.
索赔的性质属于寻求经济补偿行为，而不是惩罚
C.
索赔是工程中不常见和不经常发生的现象
D.
索赔的开展不利于降低工程报价
【单选题】At first I regretted _____ them to stay, but we soon became great friends.
A.
to invite
B.
invited
C.
to have invited
D.
inviting
【单选题】It soon became ___________ that we had a major problem.
A.
guaranteed
B.
appraent
C.
favorable
D.
passionate
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