展会时间:2016-05-20 至 2016-05-22
内蒙古自治区地处我国北部边疆,属高寒地区,这里夏季短促温热,冬季漫长严寒,采暖期长达半年之久。具有供热、供暖供冷面积大、时间长、用量多等特点。北方地区 ...
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