国家电监会《并网发电厂辅助服务管理暂行办法》中规定的辅助服务包括()等。
A.一次调频
B.自动发电控制(AGC.
C.调峰
D.无功调节
参考答案:A, B, C, D
Which of the following is NOT the purpose of America’s central bank
A.Controlling the flow of money in the economy.
B.Overseeing the activities of banks.
C.Producing and distributing bank notes and coins.
D.Contributing to the maintenance of a stable financial system.
胶管硫化所需温度由哪些热源介质提供?