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【判断题】
假设已经设置好定时器T1的计数初始值,则要启动定时器T1,需要设置TR1=0。A.
正确
B.
错误
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【简答题】证券市场中主要有交易所、证券公司等机构，其中专门为证券交易所提供集中登记、集中存管、集中结算服务的专门机构，称为（ ）。
【单选题】甲企业生产一种产品,该产品的标准变动制造费用分配率为3元/小时,标准工时为1.5小时/件,假设甲企业本月实际生产该产品10000件,耗费的总工时为12000小时,实际发生的变动制造费用为48000元。在标准成本法下,当期变动制造费用效率差异是( )元。
A.
节约9000
B.
超支9000
C.
节约12000
D.
超支12000
【单选题】下面对微粒描述正确的是
A.
微粒粒径越大，表面张力越大，越不容易聚集
B.
微粒粒径越小，表面张力越小，越不容易聚集
C.
微粒粒径越小，表面张力越大，越容易聚集
D.
微粒粒径越大，表面张力越小，越容易聚集
【单选题】That a person could live in the modern world without synthetic substances is probably possible, but whoever tried to do it would soon miss many common things. (46) Just imagine how many varieties of p...
A.
Besides plastic pens, combs and tooth brushes, he would be without many kinds of cloth as well as some necessary parts for radios and television sets.
B.
The history of plastics is longer than you might expect.
C.
That's why factories for making them can be found in many countries.
D.
The former is lighter in weight, easier to wash and dry, keeps in shape much longer and does not wear out so quickly.
E.
It is not likely that plastic fibers will compelely take the place of natural fibers.
F.
Perhaps we could call it the Plastic Age.
【单选题】下面对微粒描述正确的是
A.
微粒粒径越大，表面张力越大，越不容易聚集
B.
微粒粒径越小，表面张力越小，越不容易聚集
C.
微粒粒径越小，表面张力越大，越容易聚集
D.
微粒粒径越大，表面张力越小，越容易聚集
E.
微粒粒径越大，表面张力越小，越容不易聚集
【简答题】According to the United Nations about ________________ of the total world energy supply goes to the renewable energy.
【简答题】专门为证券交易所提供集中登记、集中存管、集中结算服务的专门机构，称为（ ）。
【单选题】His total world possession______little more than the clothes he stood up in.
A.
amounted
B.
amounted to
C.
added
D.
added up
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