研究并提出用稀盐酸、硼酸和反应助剂作为含有萤石、方解石杂质的重晶石粉体酸漂增白的新配方。
Thes study and bring forward a new formula for acid bleaching of barite powders containing impurities such as fluorite and calcite.
对香椿亚硝酸盐的除去方法进行了讨论，选择香椿漂烫和添加抗坏血酸、柠檬酸、茶多酚可以有效去除亚硝酸盐的含量。
In order to weeding out nitrite in Chinese toon, choose water blanching and accretion with ascorbic acid, lemon acid and tea multi-hydroxybenzene.
研究了稻草亚铵浆的氧碱漂白、酸预处理和过氧化氢补充漂的三段漂白。
This paper studied the TCF bleaching of rice straw ammonium sulfite pulping, which contains of oxygen-alkali bleaching, acid treatment and hydrogen peroxide bleaching.
除热水烫漂外，其它杀菁方法都能不同程度地增加蔬菜中氨基酸态氮的含量。
With the exception of hot water blanching, all the other blanching methods increased amino nitrogen in the vegetables.
除热水烫漂外，其它杀菁方法都能不同程度地增加蔬菜中氨基酸态氮的含量。
With the exception of hot water blanching, all the other blanching methods increased amino nitrogen in the vegetables.
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