Because of large difference in elevation in this district a new technology as setting pressure as zone with direct networking is adopted.
因该区采暖用户高差悬殊较大而不得不采用分区定压直接连网新技术。
Because of large difference in elevation in this district a new technology as setting pressure as zone with direct networking is adopted.
因该区采暖用户高差悬殊较大而不得不采用分区定压直接连网新技术。
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