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问题 单项选择题

招股说明书中引用的财务报表在其最近一期截止日后（）个月内有效。特别情况下发行人可申请适当延长，但至多不超过（）个月。（）

A．3；1

B．6；1

C．3；6

D．6；3

答案

参考答案：B

单项选择题

Soon, more of the information we receive via the Internet could come (6) in digital wrappers. Wrappers are made up (7) software code that’s targeted to do specific things with the data (8) within them, such as helping to define queries for search engines. They also keep (9) from (10) access to that code.

A．package

B．packaged

C．packages

D．packaging
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单项选择题

当齿轮圆周速度大于12～15m/S时，采用哪种润滑？（）

A.浸油润滑

B.喷油润滑

C.飞溅润滑

D.滴油润滑
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