光泽度是衡量饰面板材质量的主要指标之一。
The glossiness is one of the sole index to judge the quality of veneer granite slab.
一般来讲，大理石饰面板材“寿命”大约为40—90年，花岗岩“寿命”在150—220年之间，板材使用“寿命”也会大于100年。
Generally speaking, marble decorative plate "life" is about 40-90 years, granite "life" in 150, 220 years, the use of "life" will be sheet is more than 100 years.
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