【在 s**********h 的大作中提到】 : underlayment是防潮布的一种，防潮布（ vapor barrier）你给的网站也有提到： : http://www.diynetwork.com/how-to/how-to-install-laminate-floori : 防潮材料的定义： : http://en.wikipedia.org/wiki/Vapor_barrier : “...is often used to refer to any material for damp proofing, typically a : plastic or foil sheet, that resists diffusion of moisture through wall, : ceiling and floor assemblies of buildings and of packaging. ” : 似乎德州mm铺的塑料防潮布没有问题。
