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【单选题】
公钥密码技术研究的基本工具是( )A.
数学函数
B.
置换
C.
代换
D.
对换
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】填表 说明下列符号所代表的机械性能指标 符 号 名 称 单 位 σ s σ b ε δ HB HRC a k σ — 1
【单选题】We have discussed the project for two hours. And after a short break, the discussion .A．will carr
A.
We have discussed the project for two hours. And after a short break, the discussion ____. A．will carry on
B.
will be carried on
C.
has carried on
D.
were carried on
【单选题】Until we have discussed all the details, no decision _______ about any new operations. [ ]
A.
will be made
B.
is made
C.
is being made
D.
has been made
【单选题】The competitions that we have discussed in this chapter do NOT include ______.
A.
“21 Century Cup” National English Speaking Competition
B.
National English Competition for College Students
C.
'FLTRP Cup' English Public Speaking Contest
D.
“Star of Outlook” English Talent Competition
【单选题】to the conference, we have already discussed this problem among ourselves.
A.
Similar
B.
Previous
C.
Cautious
D.
Senior
【单选题】If we had discussed it with the manager， he would have surely agreed with it.
A.
necessarily
B.
simply
C.
certainly
D.
possibly
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