选择兆欧表的原则是( )。 A. 兆欧表额定电压要小于被测设备工作电压。 B. 一般都选择1000V的兆欧表。 C. 选用准确度高、灵敏度高的兆欧表。 D. 兆欧表的电压等级应高于被测物的绝缘电压等级
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举一反三
【单选题】In order for you to be indifferent between the after-tax returns on a corporate bond paying 8.5% and a tax-exempt municipal bond paying 6.12%, what would your tax bracket need to be? A. B. C. D. E.
【简答题】At the National Tax __________, a number of speakers mentioned the difference between avoiding tax and __________. As they explained, avoiding tax is an act of doing everything possible within _______...