垫片backup plate;bead;pad;shim;strap;washer详细»
垫片back up plate;clout;distance piece;filler piece;filling piece;insert;pad;shim block;spacer;spacer strip详细»
垫片adding liner;back strap;back up plate;backing strap;backup plate;distance piece;filling piece;gasket;insert;rider strips;shim;spacer;spacing piece详细»