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【单选题】
门窗框水平度允许偏差为( )mm。
A.
1.0
B.
1.5
C.
2.0
D.
2.5
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参考答案:
举一反三
【判断题】出口的茶叶在运输途中最大的问题是怕串味,所以在投保一切险的基础上,还应加保串味险。
A.
正确
B.
错误
【单选题】Chinese friends give each other more help than those in English-speaking countries.
A.
people in English-speaking countries are cold
B.
the Chinese think the friend of a friend is also our friend
C.
people in English-speaking countries have a smaller circle of friends
【单选题】系统在 作用下的稳态误差 ,说明()
A.
系统型别 ;
B.
系统不稳定
C.
输入幅值过大
D.
闭环传递函数中有一个积分环节
【单选题】What grade did James get on his English exam?
A.
number or letter
B.
color or number
C.
note or message
【单选题】Joseph: Does Luis speak English well?Keith: No, __________. His English is still poor.
A.
he not
B.
he isn't
C.
he doesn't
【单选题】Zoe: _______ are yours? Ana: The English newspapers are mine.
A.
Which newspapers
B.
Whose newspapers
C.
Which newspaper
【单选题】In many countries in the world, breakfast is a snack ________ a meal, but the traditional English breakfast is a full meal. [     ]
A.
other than
B.
more than
C.
rather than
D.
less than
【单选题】系统在 作用下的稳态误差 ,说明 ( )
A.
型别ν<2
B.
系统不稳定
C.
输入幅值过大
D.
闭环传递函数中有一个积分环节
【单选题】系统在 作用下的稳态误差 ,说明 ( )
A.
系统不稳定
B.
系统型别v<2
C.
输入幅值过大
D.
闭环传递函数中有一个积分环节
【单选题】系统在 作用下的稳态误差 ,说明 ( )
A.
型别
B.
系统不稳定
C.
输入幅值过大
D.
闭环传递函数中有一个积分环节
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