... 买卖标的物风险责任 liability for risks of the subject matter of sales 买卖股票的期权 puts and calls 买卖行为 act of purchase and sale ...
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Big electricity users straight power enterprise refers to direct users signed with the purchase and sale of electric energy contracts, power purchase and sale transactions for a special act.
大用户直供电是指发电企业与大用户直接签定购销电能合同，进行电力购销交易的一种特殊行为。
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