试验结果表明：海藻酸钠复合膜的保鲜效果明显优于常规包冰衣法的保鲜效果。
The result of experiment is that effect of preservation of sodium alginate composite film is better than that of ice glazing.
制备了天然高分子海藻酸钠与PVA的不同比例共混膜，并用于渗透汽化法分离乙醇-水混合物。
The transport of ethanol and water in pervaporation membranes prepared from natural polymer-sodium alginate (SA) with polyvinyl alcohol (PVA) was studied.
论述了采用海藻酸钠为原料研制水不溶性褐藻胶膜替代聚乙烯（PE）膜在纸质餐具表面覆膜的应用。
The paper discusses application sodium alginate on the technology of paper dinner-boxes' surface membrane-covering instead of the PE membrane.
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