那是一种涂层是水泥的泡沫聚氯乙烯，用来作房屋的焊缝。
They are styrofoam coated with cement that used for trimming around the house.
主要组成部分的系统是一个连接装置由聚氯乙烯和聚苯乙烯泡沫塑料。
The primary components of the system are a connection device made from PVC and polystyrene foam.
弹性地板覆盖物。有泡沫层的聚氯乙烯弹性地板覆盖物。规范。
Resilient floor coverings. Polyvinyl chloride floor coverings with foam layer. Specification.
弹性地板覆盖物。有泡沫层的聚氯乙烯弹性地板覆盖物。规范。
Resilient floor coverings. Polyvinyl chloride floor coverings with foam layer. Specification.
应用推荐