Polyethylene plastic is generally difficult for surface coating.
聚乙烯塑料通常难以进行表面涂装。
Mainly for the piano, polyester furniture, such as bottom and surface coating.
主要用于钢琴、聚酯家具等的底面和表面涂装。
Surface coating technology is the focus of attention of the world.
表面涂层技术也是当今世界关注的热点。
Surface coating technology is the focus of attention of the world.
表面涂层技术也是当今世界关注的热点。
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