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搜题
【单选题】
空心圆轴受轴向拉伸时,受力在弹性范围内,它的 。A.
内外径都减小
B.
外径减小，内径增大
C.
内外径都增大
D.
外径增大，内径减小。
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】奶牛正常体温值(°C)范围应该是( )。
A.
37.5～39.0
B.
38.5～39.5
C.
37.5～39.5
D.
38.0～39.5
E.
37.5～38.5
【单选题】Speaker A:This dress looks nice. Speaker B:Yes, of course. The fitting room is over there.
A.
Can I buy it?
B.
Can l try it on?
C.
What do you think of it?
【简答题】日本有除夕吃( )面条过年的习惯。
【单选题】Speaker A: This dress looks nice. ____________ Speaker B: Yes, of course. The fitting room is over there
A.
Can I buy it?
B.
Can I try it on?
C.
What do you think of it?
【单选题】– This dress looks nice. _______________ Yes, of course. The dressing room is over there.
A.
Can I buy it?
B.
Can I try it on?
C.
What do you think of it?
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