某发电厂有三台机组并列运行，其耗量特性分别为：                            机组功率约束条件为：                   当负荷功率为200MV时机组间负荷的最优分配为(    )。

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69456' and id < 4498104 and id<>'4498104' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69456' and id > 4498104 and id<>'4498104' order by id asc limit 5