电力市场中存在着日前市场、实时市场、合同市场和辅助服务市场等多种交易方式。

There are many kinds of modes in the power market, such as day-ahead market, real-time market, forward contract market and ancillary services market.

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发电商既可以在双边合同市场中进行电力交易，也可以在日前市场的实时电能市场和辅助服务市场进行电力交易。

Generator can sell energy in bilateral market and day-ahead auction market including the spot energy market and ancillary service market.

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首先，本文对电力市场的基本概念及内涵、辅助服务市场的研究领域进行了阐述，探讨了备用辅助服务的研究现状。

Firstly, this dissertation expounds the basic concept and connotation of electric power market and the field of ancillary service market research, and discusses the current situation of reserve.

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