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ringzhu(½ð±Ò+5, ·­ÒëEPI+1): ÐÁ¿à~~O(¡É_¡É)O~ 2011-03-06 15:31:58
The mass loss rate of one-component polyurethane(polyurea) coating is only 2.4% to that of automobile composite coating, and 20% to that of PVC coating.
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