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【多选题】
下面属于求解弯曲正所做出的假设的有 。
A.
平面假设
B.
单向受力假设
C.
中性层与中性轴假设
D.
中心轴过形心假设
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参考答案:
举一反三
【单选题】People are accustomed to think that a man in uniform______.
A.
suggests quality work
B.
discards his social identity
C.
appears to be more practical
D.
looks superior to a person in civilian clothes
【单选题】People are likely to think that a man in uniform. ______.
A.
suggests quality work
B.
shows his social position
C.
appears to be more practical
D.
looks more fresh and attractive
【判断题】STM32系列MCU在使用电池供电时,提供3.3至5V的低电压工作能力。
A.
正确
B.
错误
【单选题】What quality does the man look for in a boss?
A.
Talent.
B.
Creativity.
C.
Sympathy.
D.
Leadership.
【单选题】关于单卵双胎的描述,正确的是
A.
所有单卵双胎有共同胎盘
B.
1/3单卵双胎容貌相似
C.
2/3单卵双胎有共同胎盘
D.
所有单卵双胎均没有共同胎盘
E.
1/3单卵双胎有共同胎盘
【单选题】Who is the man ____ was there?
A.
who
B.
which
C.
that
D.
whom
【单选题】关于单卵双胎,正确的是
A.
两个胎儿基因不同
B.
两个胎儿血型一致
C.
约占双胎妊娠的 2/3
D.
两个卵子分别受精形成
【判断题】STM32系列MCU在使用电池供电时,提供3.3~5V的低电压工作能力
A.
正确
B.
错误
【单选题】People are accustomed to thinking that a man in uniform. ______.
A.
suggests quality work
B.
discards his social identity
C.
appears to be more practical
D.
looks superior to a person in civilian clothes
【判断题】游客提出变更旅游路线或工程时,导游人员原则上应按旅游合同执行,遇有特殊情况由领队提出时可以接受。( )
A.
正确
B.
错误
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