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【多选题】
平面连杆机构是由若干构件以 副形式将构件相互联结而组成的在 或 内运动的机构。当平面四杆机构中的运动副都是转动副时称为 机构。
A.
B.
同一平面
C.
相互平行平面
D.
铰链四杆
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参考答案:
举一反三
【判断题】构件就是一个零件。
A.
正确
B.
错误
【判断题】一个零件就是一个构件
A.
正确
B.
错误
【单选题】配送订单确认的内容有( )。
A.
.客户信用的确认
B.
.货物数量及日期的确认
C.
.订单形态确认
D.
E .加工包装确认 D .订单价格确认
【多选题】You need to turn on Tracing for a page that is not performing well. You must store the trace information in a database for reporting and trending. Which two actions should you perform?()
A.
Add a TraceContextEventHandler to the Trace.TraceFinished event to add the trace records into the database.
B.
Add a system.diagnostics section to the Web.config file. Then add a listener to the new section.
C.
Use the System.Diagnostics.Trace object to connect to a database. Then insert the trace records.
D.
In the Page_Load for the page, place the Trace.Write call into a SQL INSERT statement.
【单选题】If a fire breaks out in a big store, you should find the ______, and then quickly leave. [     ]
A.
ENTRANCE
B.
EXIT
C.
FRAGILE
D.
INSTRUCTIONS
【单选题】If a fire _______ in a big store, you should find the EXIT, and then quickly leave.
A.
break out
B.
breaks out
C.
breaking out
D.
broke out
【单选题】下列哪位科学家不是α—β—γ宇宙创生理论的代表人物?( )
A.
G·Gamow
B.
R.Alpher
C.
H.Bethe
D.
Kepler11e
【多选题】You create a Web application. You need to turn on Tracing for a page that is not performing well. You must store the trace information in a database for reporting and trending. Which two actions shoul...
A.
Add a TraceContextEventHandler to the Trace.TraceFinished event to add the trace records into the database.
B.
Add a system.diagnostics section to the Web.config file. Then add a listener to the new section.
C.
Use the System.Diagnostics.Trace object to connect to a database. Then insert the trace records.
D.
In the Page_Load for the page, place the Trace.Write call into a SQL INSERT statement.
【判断题】一个零件就是一个构件,反之,一个构件也是一个零件。
A.
正确
B.
错误
【判断题】一个构件就是一个零件。
A.
正确
B.
错误
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