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1.Total mass fraction of EPA and DHA can give 28.32%.
EPA和DHA乙酯总含量（w）达到28?32％。收藏指正
2.The mass fraction of CHPTMAC is 69%,the mass fraction of ECH,dichlorohydrin is less than or equal to 0.000? 5%,0.001? 5% respectively,and the mass fraction of diquanternary salt is less than 1%.
合成得到的产品粗溶液采用真空恒沸载汽蒸馏的方法进行精制,精制后的产品中w(CHPTMAC)=69%,w(环氧氯丙烷)≤0.000 5%,w(二氯丙醇)≤0.001 5%,w(双季铵盐)<1%。收藏指正
3.The suitable mass fraction of epoxy resin in the hybrid emulsion was 3%～4%.
环氧树脂的质量分数在3%～4%为宜。收藏指正
4.Rapid determination of the mass fraction of benzoic acid antiseptic in beverage and flavoring
饮料及调味品中防腐剂——苯甲酸的快速测定收藏指正
5.When the mass ration of CMC/collagen is 1∶2,CMC mass fraction is 4%,collagen mass fraction is 12%,pH value of blending solution is 3.5,temperature of blending solution is 60℃,time of agitating is 60min,glycerin mass fraction is 3.0%,the optimum mechanical properties of the film are obtained.
将羧甲基纤维素加入膜体系后,膜的力学性能有了显著提高。 在羧甲基纤维素与胶原蛋白质量比1∶2,羧甲基纤维素质量分数4%,胶原蛋白质量分数12%,膜液pH值为3.5,溶液温度60℃,溶液共混时间60min,甘油质量分数3%条件下,制得的共混膜力学性能最佳。收藏指正
6.Fixed the mass of MMT,tensile strength,right angle tearing strength and elastic modulus of PVA/MMT/TiO2 composite fi lms raise as the increase of the TiO2 mass fraction and reach the max when the TiO2 mass fraction is 1.0%. But the elongation rate decreases with the increase of the TiO2 mass fraction.
MMT的质量一定时,复合薄膜的拉伸强度、直角撕裂强度和弹性模量随TiO2质量分数的增加而增加,并在TiO2质量分数为1.0%时分别达到最大值,但断裂伸长率则一直下降。收藏指正
7.INFLUENCE OF MASS FRACTION IN COAGULATING BATH ON STRUCTURE AND PERFORMANCE OF PES HOLLOW FIBER MEMBRANE
凝固浴质量分数对聚醚砜中空纤维膜结构和性能的影响收藏指正
8.the optimal parameters for absorption treatment is jasmine tea in mass fraction of 0.6%, 30minutes, and 50℃;
吸附脱腥的最佳工艺条件为 :茉莉花茶添加量为 0 6% ,吸附时间为 3 0min ,吸附温度为 5 0℃。收藏指正
9.Effects of SO_2 fumigation on the pericarp browning and mass fraction of SO_2 residue in longan fruits
SO_2熏蒸处理对龙眼褐变和SO_2残留质量分数的影响收藏指正
10.The results showed that the stable high solid content APU emulsion was conveniently obtained with polyurethane prepolymers when mass fraction of carboxyl was 0.8%~1.3 %, NCO/OH(mole ratio) was 1.5~1.9 and mass fraction of cosolvent acetone was 5%.
结果表明:羧基质量分数为0.8%~1.3%、预聚体中NCO/OH(摩尔比)为1.5~1.9、助溶剂丙酮质量分数为5%左右,可制得高固含量APU乳液。收藏指正
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