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【判断题】
在爆炸和火灾危险场所的所有电气设备，应有可靠的过负荷保护和短路保护装置。( )A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】Some companies are limiting the risk by conducting online ______ only with established business partners who are given access to the company's private intranet.
A.
stimulation
B.
transactions
C.
transitions
D.
solutions
【简答题】A．opposing B．limiting C．including D．asking
【单选题】In July 1789, ten amendments added to the American constitution limiting the powers of federal government and protecting the rights of all citizens were called
A.
Bill of Rights.
B.
Civil Rights.
C.
Declaration of Independence.
D.
Bill of Confederation.