heat preservation [热] 保温 ; 保温性 ; 保温桶 ; 外墙保温
Layer for heat preservation 保温层
HEAT PRESERVATION NAIL 保温钉 ; 保暖钉
Kiln body heat preservation 窑体保温
Heat preservation material 保温材料
Heat preservation pipe 防腐保温钢管 ; 保温管 ; 保温钢管
Believe it or not, ancient Chinese people had their own methods of heat preservation in winter.
信不信由你，中国古人在冬天有他们自己的保温方法。
Heat preservation material processing.
保温材料的加工。
Glass cotton USES: air conditioning heat preservation, duct insulation, steel structure heat preservation, boiler heat preservation, precipitator, steam pipe heat preservation, etc.
玻璃棉制品的用途：空调保温、风管保温、钢结构保温、锅炉保温、除尘器、蒸汽管道保温等。
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