... 隔声绿化带||sound isolate greenbelt 隔水层||water insulation course 隔温层||thermal insulation course ...
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The pipeline paved by the invention, even if the local part is damaged, water can be effectively prevented to seep into the insulating course in order to ensure the heat insulation effect.
利用本发明铺设的管道 即使局部破损时，仍可以有效防止渗水到保温层，确保管道的保温效 果。
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