The use of the whole resin, the electrostatic process of sand, sand sharp durable surface.
采用全树脂、静电植砂工艺，砂面锋利耐用。
Some deserts have a surface of sand.
有些沙漠表面有一层沙土。
The flooring surface often USES cement and sand in industry and civil building.
在工业与民用建筑房屋中，楼地面通常采用水泥砂浆面层。
The rain has washed away the soil on the surface, leaving only sand.
雨水冲走了表面的土壤，只留下沙砾。
Surface condition: The surface is relatively hard with sand and small rocks.
路面状况：路面地基较硬，多沙石。
It made it more slippery with the sand on top of the hard surface.
由于赛道表面有很多沙子，显得比较滑。
It made it more slippery with the sand on top of the hard surface.
由于赛道表面有很多沙子，显得比较滑。
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