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【判断题】
( )硬质聚氨酯比苯乙烯泡沫吸水性要强A.
正确
B.
错误
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】离别是这样甜蜜又悲伤,我要对你说再见一直说到大天亮。
A.
Parting is so sweet sorrow that I shall say good night till it be morrow.
B.
Parting is such sweet sorrow that I shall say good night till it be morrow.
C.
Parting is such sweet sorrow that I shall say good night till it will be morrow.
D.
Parting is so sweet sorrow that I should say good night till it be morrow.
【单选题】下列关于以盈利为基础的业绩计量的说法中，不正确的是（ ）。
A.
净收益作为业绩计量指标，考虑了通货膨胀因素的影响
B.
投资报酬率指标，把一个公司赚得的收益和所使用的资产联系起来
C.
与其他业绩计量指标相比，净收益容易被经理人员操纵
D.
无论是净收益、每股收益还是投资报酬率，都无法分辨投资的数额和投资的时间
【简答题】Describe the structures of large artery and medium-sized artery.
【单选题】the most differece between large-artery and medial-sized artery is:
A.
the thick of tunica intima
B.
the consist of tunica media
C.
the thick of tunica adventitia
D.
have internal elastic membrane or not
E.
have external elastic membrane or not
【简答题】已知直线l 1 ：x+2y+1=0，l 2 ：-2x+y+2=0，它们相交于点A． （1）判断直线l 1 和l 2 是否垂直？； （2）求过点A且与直线l 3 ：3x+y+4=0平行的直线方程．
【简答题】There is a large amount of energy wasted due to friction. 英译汉
【单选题】the most different between large-artery and medial-sized artery is:
A.
the thickk of tunica intina
B.
the consist of tunica media
C.
the thick of tunica adventitia
D.
have internal elastic membrane or not
E.
have external elastic membrane or not
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