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【单选题】
下列卤化物中,不能用以置换醇中的羟基的是(   )A: HCl ; B: PCl3 ; C: SOCl2 ;D:SO2Cl2
A.
HCl
B.
PCl 3
C.
SOCl 2
D.
SO 2 Cl 2
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【单选题】_ _____ is the engineering structures made of shaped steel and steel plate.
A.
Wood structure
B.
Steel structure
C.
Concrete structure
【单选题】所有者权益就是企业投资人拥有的资产减去( )的那部分所得。
A.
负债
B.
税收
C.
费用
D.
投资
【单选题】reliance
A.
n.信赖,信心,依靠
B.
n.火花
C.
n.托儿所
D.
n.增长,发展
【单选题】reliance
A.
n.独立
B.
n.确信
C.
n.责任,职责
D.
n.信任,信赖,信心
【简答题】Yado Steel Co Ltd (Yado Steel) entered into a loan agreement with Industry Bank to borrow RMB 20 million yuan for its expansion programme. Yado Steel provided its office building as property mortgaged...
【单选题】The imposition of quotas limiting imported steel will not help the big American steel mills. In fact, the quotas will help 'mini-mills' flourish in the United States. Those small domestic mills will t...
A.
Quality rather than price is a major factor in determining the type of steel to be used for a particular application.
B.
Foreign steel mills have long produced grades of steel comparable in quality to the steel produced by the big American mills.
C.
American quotas on imported goods have often induced other countries to impose similar quotas on American goods.
D.
Domestic 'mini-mills' consistently produce better grades of steel than do the big American mills.
E.
Domestic 'mini-mills' produce low-volume, specialized types of steels that are not produced by the big American steel mills.
【多选题】属于眼球壁中膜的结构是:
A.
巩膜静脉窦
B.
睫状体
C.
虹膜
D.
视神经盘
【单选题】属于眼球壁中膜的结构是
A.
角膜
B.
巩膜
C.
睫状体
D.
视网膜
E.
黄斑
【判断题】所有者权益就是企业所有者投入的资产,也称净资产。
A.
正确
B.
错误
【多选题】下面有关通过协方差反映投资项目之间收益率变动关系的错误表述为()
A.
协方差的值越小,表示这两种资产收益率的关系越疏远
B.
协方差的值为正,表示这两种资产收益率的关系越密切
C.
协方差的值为负,表示这两种资产收益率的关系越疏远
D.
无论协方差的值为正或负,其绝对值越大,表示这两种资产收益率的关系越密切
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