The result shows that the high polymers VAM and PHM can not only enhance the water retention ability and the available water content, but also prevent the evaporation from the surface soil.
研究结果表明：高聚物不仅能提高土壤的持水力和增加土壤水对植物的有效性，而且还能抑制土壤水的蒸发。
The result indicated that it can enhance the yield of cleaned coal, increase the slime water clarity, accelerate rate and reduce moisture content in press cake by adding PAM.
结果表明，添加聚丙烯酰胺可以明显提高精煤产率、尾煤灰分，亦可以提高煤泥水澄清度，显著加快过滤速度，降低滤饼水分。
Can increase the water content of stratum corneum of skin, promoting collagen synthesis, enhance skin tone and elasticity, promote pigment decomposition, uniform color.
能增加皮肤角质层的含水量，促进胶原蛋白合成，增强皮肤的张力和弹性，促进色素分解，均匀肤色。
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