衬垫料 Back up Material ; spacer

喷衬垫料 SPACER SPRAY

塑料球衬垫料 Plastic Spacer

衬垫材料 stuffing box packing ; cushioning material ; sarking ; gasket material

部分加工的刹车衬垫料 partially machined brake pads

自凝软衬垫材料 self-curing soft liner material

垫衬材料 gasket material

泡沫塑料衬垫 polyfoam spacer ; foamed plastic cushioning

义齿衬垫材料 Denture Liners

中间垫衬材料 interspace cushion lining stoff