计算题:某回路TA变比为600/5,TV变比为1000/5,用功率表测该回路的有功功

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问题:

计算题:某回路TA变比为600/5,TV变比为1000/5,用功率表测该回路的有功功率为6.735MW,同时用电压表在RTU端子排测变送器输出电压为3.23V,计算此电压是否符合技术要求。

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起重机吊钩的开口度比原尺寸增加()%时,吊钩应报废。

A.10

B.15

C.20

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下列哪种疾病常引起便秘与腹泻交替出现()。

A.肠结核

B.慢性菌痢

C.阿米巴痢疾

D.肠易激综合征

E.慢性非特异性溃疡性结肠炎

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18世纪末期,英国学者()首先提出了编纂国际法的倡议。

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C


Americans use more water than any other people in the world. If we continue to use water at the rate we do now, we will soon not have enough to meet our needs. In 1980, 40 billion gallons were used each day in the United States. In 1990, 700 billion gallons were used. The average Americans use almost 90 gallons of water a day for personal use. And much move water is needed to make the things American people like to have. For example, it takes thousands of gallons of water to make one pound of beef for the dinner table. It takes more than 100000 gallons of water to make a car. If we include these uses of water, the average American uses about 2000 gallons of water a day.

Which is NOT TRUE according to the passage7 ( )

A.Americans may run short of water in the future.

B.Americans use more water than ever.

C.Americans use as much water as they used to.

D.The more things Americans like to have, the more water is neede

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业绩倍增源动力是()。

A.市场越来越好

B.让顾客更忠诚

C.销售越来越好

D.利润就更高

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