Terms for subject Ecology containing 垫

Chinese	English
垫板	setting plate
城市典型下垫面	typical urban underlying surface
气垫式滤池	air cushion filter
水泥沙浆垫层	cement and sand cushion
沙垫层	sand cushion
缠绕式垫片	spiral woven gasket
缠绕式垫片分类	specification and symbol of spiral wound gaskets