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【判断题】
如果知道某个抽象方法的大致实现,可以在方法体中实现一半,而将另一半交给子类实现
A.
正确
B.
错误
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举一反三
【单选题】大便失禁患者的饮食要求是( )
A.
摄入高蛋白质饮食
B.
增加粗纤维食物
C.
摄入高脂肪饮食
D.
低盐流质饮食
E.
清淡少油饮食
【单选题】由于肾小球的滤过作用,肾小球毛细血管由入球端至出球端的血浆胶体渗透压可( )
A.
明显升高
B.
明显下降
C.
不变
D.
略有下降
【单选题】T h e downward trend has itself ________ and in some districts has begun to rise.
A.
paralleled
B.
prevailed
C.
plateaued
D.
prolonged
【简答题】The combination of sea/air transportation has in itself some advantages,such as( ).
【判断题】声级计有A,B,C三挡计权网络。A计权网络由于其特性曲线接近于人耳的听觉特性,因此是世界上噪声测量中最广泛的一种计权网络。
A.
正确
B.
错误
【单选题】常见的计权网络近似地模拟了40方、70 方、100方三条等响曲线,称为A、B、C计权。C计权声级是模拟人耳对 ()噪声的响度感受。
A.
55dB SPL以下低强度
B.
55-85dB SPL中等强度
C.
85dB SPL以上高强度
D.
120dB SPL以上高强度
E.
20dB SPL以下低强度
【单选题】在所有计权网络中,对低频噪声成分削减最多的是:
A.
A计权;
B.
B计权;
C.
C计权;
D.
线性计权。
【单选题】---- An ant has two stomachs --- one for itself and the other for others. ----Really? Quite interesting. I ________ anything about it.
A.
don’t know
B.
hadn’t known
C.
haven’t known
D.
didn’t know
【判断题】Programs can't be built into the hardware itself.
A.
正确
B.
错误
【单选题】What has the Academy asserted to defend itself against such criticism?
A.
It has taken into consideration the opinions and suggestions from various parts of the world.
B.
Its physical distance from the world's literary capitals serves to protect itself from outside influence.
C.
No politics, whether international or regional, has ever interfered with its process of selection.
D.
Its only standard of selection is true writing ability.
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