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【简答题】
方向控制阀主要用来控制油流的方向,主要有()液控单向阀和换向阀几种。
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【判断题】强制类型转换,是根据编程需求手动转换数据类型,在要转换的数据或变量之前加上“(目标类型)”。 (int)"hello"是强制转化为字符串型。
A.
正确
B.
错误
【单选题】He tried to join the army, but was _____ because of poor health.
A.
returned
B.
rejected
C.
avoided
D.
failed
【单选题】当教师提问一个四边形,每边边长是1,面积是否是1?许多同学肯定的回答是1,留校系翔却回答说,如果把它压扁,变成一条线,面积就差不多成0。这体现了发散思维的()(2011年下)
A.
流畅性
B.
变通性
C.
独特性
D.
独立性
【单选题】He tried to join the army but was _____because of the poor health.
A.
turned off
B.
turned out
C.
turned away
D.
turned down
【单选题】He tried to join the army but was _____ because of poor health, which made him depressed.
A.
selected
B.
abused
C.
overcome
D.
rejected
【单选题】当教师提问一个四边形,每边边长是1,面积是否是1?许多同学肯定的回答是1,留校系翔却回答说,如果把它压扁,变成一条线,面积就差不多成0。这体现了发散思维的()
A.
流畅性(2011年下)
B.
变通性
C.
独特性
D.
独立性
【单选题】He tried to join the army but was ______ because of poor health.
A.
turned up
B.
turned down
C.
turned off
D.
turned in
【单选题】( )在较低温条件下焊接应进行适当的预热。
A.
16Mn钢
B.
低碳钢
C.
Q235
D.
20
【单选题】He tried to join the army, but was because of poor health.
A.
returned
B.
rejected
C.
avoid
D.
failed
【单选题】不属于盛酒器的是( )。
A.
B.
C.
D.
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