... prefiring 预热试验 preformed insulation 预成形绝缘层 preformed pile 预制桩 ...
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Calcium silicate preformed insulation 预制硅酸钙绝热材料
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Insulate any pipes that run through unheated crawl Spaces. Wrap them with fiberglass insulation and tape or put preformed pipe sleeve insulation along the pipes, then tape the sleeves in place.
对于穿行于低温狭窄空间的管路,可用玻璃钢保温材料或胶带包覆或者将预制好的套管套在管子上,并用胶带固定。
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