The design for electric power storage heating is introduced using electric privilege policy carried on local electricity service department.
针对当地供电部门出台的用电优惠政策，介绍了采用电蓄热供热的设计。
The design for electric power storage heating is introduced using electric privilege policy carried on local electricity service department.
针对当地供电部门出台的用电优惠政策，介绍了采用电蓄热供热的设计。
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