mattressn.床垫
mattress layer褥垫层
mattress suture褥式缝合法
mattress ticking床垫布
mattress sinking排沈
mattress-suture[医] 褥式缝合
mattress revetment沉排铺面
mattress reflector矩阵式反射天线
mattress protector床垫套
mattress ballasting柴排压沉
mattress laying ship铺排船