It has an important sense in guiding application of the natural colored mineral rock, and in improving the artistic effect and product quality of the pasting picture of sands and plants.
这对指导天然彩色矿物岩石的开发利用，提高砂石植物粘贴画的艺术效果和产品质量具有重要的理论和实际意义。
It has an important sense in guiding application of the natural colored mineral rock, and in improving the artistic effect and product quality of the pasting picture of sands and plants.
这对指导天然彩色矿物岩石的开发利用，提高砂石植物粘贴画的艺术效果和产品质量具有重要的理论和实际意义。
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