进口彩板，美观大方，不易锈蚀。
具有微孔结构强度高、不易变形，不易堵塞，不易锈蚀，抗震性能好；
The utility model has advantages of high intensity of the micropore structure, being not easy to deform, be jammed and corrode and good anti-shocking performance;
通过以上设置，本实用新型结构简单、轻便、密封难度小、不易锈蚀、造价低。
Through the arrangement, the utility model has the advantages of simple structure, light weight, small sealing difficulty, rust resistance and low manufacturing cost.
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