最佳条件
- 与 最佳条件 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The processing technique of synthesis and purification of medium-chain triglycerides by alcoholysis, using camphor tree seed oil as material, was investigated by orthogonal analysis, and the optimum condition of the processing technique and performance parameter of product were obtained.
以樟树籽仁油为原料,通过正交实验法研究了用醇解法合成和纯化中碳链甘三酯的生产工艺,得到了中碳链甘三酯生产工艺的最佳条件及产品的物性参数。
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The results show that the suitable conditions are enzyme concentration 5mg/mL, my-celium age 24h, zymolytic temperature 37 ℃, time 1h. The protoplast formation rate is 100%, The regeneration rate is 64.6%.
结果表明:出芽短梗霉原生质体制备所需的最佳条件是酶浓度5 mg/mL、菌龄24 h、酶解温度37℃、酶解时间1 h,在此条件下原生质体形成率达100%,再生率为64.6%。
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Its optima producing conditions are:bitter removing by 0.5%NaHCO 3 for 30 minutes,autolyzing by adding 200% water and 1.0% NaCl in 45℃±1℃ for 48 hours.
该工艺的最佳条件为:用 0 。5 %NaHCO3溶液脱苦0 。5h ,自溶加水量为 2倍,自溶剂为 1.0 %的食盐并在(45± 1)℃条件下自溶 4 8h 。
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ABSTRACT The content of kanamycin sulfate was determined by charge tranfer reactions between kanamycin sulfate and alizarin red. The optimum condition and ratio of the complex component were decided.
研究了卡那霉素与茜素红的荷移反应,测定了荷移络合物在不同条件下的吸光度值,确定了最佳条件和络合物的组成。
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The optimal synthesis of the comb-shaped polyflier is under the best conditions.
最优试验条件下合成的梳形聚合物在最佳条件下进行水解,进而获得梳形聚合物comb-1。
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In synthesizing process, the optimum quanta of hydrogen peroxide solution and glacial acetic acid which affect epoxide number were determined.
对合成过程中影响环氧值的两个重要条件:即双氧水和冰醋酸的用量做了大量实验,确定了最佳条件。
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According to the present situation of Hebei province, chitin was extracted from waste crab shells of Qing Huangdao, and then chitosan was prepared. On the base of those, a series of chitin/chitosan derivatives were synthesized and characterized. Finally,~then they were applied in fruit preservative, flocculation and cosmetics. The main results ~re summerized as follows:(1) Chitosans with low, middle and high viscosity have been prepared from chitin, which was extracted from waste material of crab shells produc ed in Qing HuangDao.
并对针对河北省的资源情况,从秦皇岛蟹壳废料中提取甲壳素,制备壳聚糖,在此基础上制备了一系列甲壳素/壳聚糖的衍生物,对其结构与性能进行深入的研究,并开发其在食品保鲜、污水处理、化妆品等方面的应用,具体分述如下:(1)以所提取的甲壳素为原料,在浓碱溶液中通过正交实验法对壳聚糖的制取条件进行优化,确立制备低、中、高三种粘度壳聚糖的最佳条件。
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The effect of the substrate concentrations on 5-fluorouridine production was investigated in the presence of various concentrations of uridine and 5-fluorouracil under the optimal conditions mentioned below. The best conversion yield, 49% was obtained in optimal reaction conditions.
我们也探讨了在不同反应条件下5-氟尿苷的酶促合成,结果表明,产气肠杆菌EAM-Z〓游离细胞以UR和5-FU作为底物合成5-FUR的最佳条件为:最适pH为7.8,最适温度55℃,UR/5-FU为2.8,磷酸盐浓度为30mM,菌体用量为10%,反应时间为9h。
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The optimization of tomato bacterial wilt was investigated through Single-factor experiments and Uniform Design in hydroponics.
通过单因素试验和均匀试验设计研究了水培条件下番茄青枯病发生的最佳条件。
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Optimum conditions are as follows: DMF is used as solvent, compound quaternary ammonium salt as catalyst, n(p-nitrochloro benzene):n=1: 1.2, m:m(p-nitrochloro benzene)=4%, m:m(p-nitrochloro benzene)1:1, and reacted under 155~160℃ for 18 h; reduction reaction is carried out in methanol with Raney nickel, which is used as catalyst; the raw product is added an antioxidant, and distilled simply under reduced pressure to obtain 4-fluoroaniline with excellence quality, purity is over 99.5%, total yield is 89.3%.
实验结果表明,氟化反应的最佳条件为:二甲基甲酰胺为溶剂、复合季铵盐为催化剂,n:n=1:1.2,m(催化剂:m=4%,m:m=1:1,于155~160℃下反应18h;还原反应在甲醇中进行,以阮内镍为催化剂;粗产品加入抗氧剂,减压条件下简单蒸馏得高品位的对氟苯胺。
- 推荐网络例句
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Plunder melds and run with this jewel!
掠夺melds和运行与此宝石!
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My dream is to be a crazy growing tree and extend at the edge between the city and the forest.
此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。
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When you click Save, you save the file to the host′s hard disk or server, not to your own machine.
单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。