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【单选题】
图示等截面梁受到集中力偶 作用,当 在 AB 段移动时, BC 段横截面上的( )。A.
最大正应力变化，最大切应力不变
B.
最大正应力不变，最大切应力变化
C.
最大正应力和最大切应力都变化
D.
最大正应力和最大切应力都不变
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皮皮学刷刷变学霸
举一反三
【单选题】Which maxim do the following utterances violate? a: Where is Jim? b: He's gone to the library. He said so when he left.
A.
The maxim of quality
B.
The maxim of quantity
C.
The maxim of relation
D.
The maxim of manner
【单选题】Which is not the form of official languages in B&R countries?
A.
Old English.
B.
Main national language.
C.
Minority language.
D.
Foreign language.
【简答题】adapt
【单选题】In which form is the procedure written?
A.
in a list
B.
in a paragraph form
C.
as much as possible
D.
in a set of instructions
【单选题】Which maxim do the following utterances violate? a: Where is Jim? b: He’s gone to the library. He said so when he left.
A.
The maxim of quantity
B.
The maxim of quality
C.
The maxim of manner
D.
The maxim of relation
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