珍珠花路边石安装数年后，正面的防护随着自然的因素影响，效果会逐渐的减弱，如果招远珍珠花路边石是安装在户外，年后就要对其进行二次防护才能充分的保护珍珠花路边石的装饰价值（特别是毛面的珍珠花路边石更加要关注防护的作用）。
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