皮皮学，免费搜题
登录
搜题
【多选题】
在故障树分析中，逻辑门只描绘事件间的逻辑因果关系，下列叙述中正确的有()A.
与门表示至少一个输入事件发生时，输出事件就发生
B.
或门表示仅当所有输入事件发生时，输出事件才发生
C.
异或门表示仅当单个输入事件发生时，输出事件才发生
D.
禁门表示仅当条件事件发生时，输入事件的发生方导致输出事件的发生
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】In _____, special gifts are usually not opened. Later, the samegift may be given a-way to someone else. [ ]
A.
the USA
B.
Sweden
C.
Canada
D.
Japan
【单选题】My aunt and uncle usually bring some gifts ______ me when they come to visit. [ ]
A.
to
B.
for
C.
with
D.
on
【单选题】听力原文： In the United States, couples usually receive gifts from their relatives and friends when they get married. Sometimes a bride will exchange a gift for something else if she doesn't find it usefu...
A.
She will ask for another gift
B.
She will exchange it for something useful
C.
She will return it to the giver
D.
She will just keep it
【简答题】他励直流电动机常用的调速方法有 、 、 。
【单选题】When are tools usually given as gifts?
A.
Valentine’s Day
B.
Father’s Day
C.
Mother’s Day
D.
A Child’s Birthday
【单选题】We usually give a couple gifts at their marriage ______
A.
to make the marriage legal
B.
to make the couple richer
C.
to express our good wishes
D.
to show the importance of marriage
【单选题】The annual December commercials around buying and exchanging gifts don't usually include an in-depth discussion of the tact and ritual of gift giving. Managing a season of giving, when giving is taken...
A.
it is appreciated
B.
it is given to the person you value most
C.
you are considerate towards the receiver
D.
you take lime to shop around
【简答题】In the party, we usually _______ gifts with each other.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
