查询词典 mixing ratio

The invention relates to a synthesis method of N-acetylaminoglucose, which comprises dissolving D-glucosamine hydrochlorate and alcohol at the mass ratio of 2-2.5:100, adjusting the pH value of the solution to 9-10, filtering, taking the filter liquor, mixing and adding acetic anhydride at the 50-60wt% amount of D-glucosamine hydrochlorate, mixing and reacting for 2h, using absolute ethyl alcohol to recrystallizing, filtering and recrystallizing via water, to obtain rod-shape food grade N-acetylaminoglucose.

本发明涉及一种N-乙酰氨基葡萄糖的合成方法。该方法的具体步骤为：将D-葡萄糖胺盐酸盐和乙醇按2～2.5∶100的质量比溶于水中，调节该溶液的pH值为9～10；过滤，取滤液，搅拌下加入乙酸酐，其加入量为原料D-葡萄糖胺盐酸盐量的50～60wt％；搅拌反应2小时后，用无水乙醇进行重结晶；过滤，晶体再用水重结晶，得棒状食品级N-乙酰氨基葡萄糖。

The multicolor display should be achieved by mixing three basic color with differente ratio according to the principle of mixing color.

依据混色原理，将得到的三基色光按不同的比例进行混合，可实现多色显示。

Through the processes of grinding bastnaesite ore concentrate, mixing the ore powder with NaCO3 in the ratio of 1 to 0.1-0.4, roasting the mixture at 400-800 deg.c for 1-6 hr, elution of the roasted sand with hot water to obtain NaF, drying filtered drag after eluting NaF and mixing the dried drag with ammonium chloride, roasting the mixture at 300-600 deg.c for 1-3 hr, hot water soaking to obtain rare earth chloride solution, extraction with 20% kerosine solution of naphthenic acid, and hydrochloric acid counter extraction to obtain rare earth chloride product.

本发明涉及一种氯化铵法从氟碳铈精矿提取氯化稀土的方法，首先将氟碳铈原精矿磨细，并与NaCO 3 混合，其比例为原矿∶NaCO 3 ＝1∶0.1～0.4，混合均匀后在400℃～800℃焙烧1～6小时，焙砂用热水洗出NaF，洗出NaF的滤渣干燥后与氯化铵混合，于300℃～600℃焙烧1～3小时，再用热水浸取得到氯化稀土溶液，用20％的环烷酸煤油液萃取，再采用盐酸反萃得到氯化稀土产品。

In this study, Cryptomeria japonica was liquefied in phenol with H2SO4 and HCl as a catalyst. The epoxy resin was synthesized from epichlorohydrin and bisphenol A with the molar ratio of 5/1. Blending resins were prepared by mixing the liquefied Japanese cedar and epoxy resin with weight ratios of 30/100, 50/100 and 70/100, and the triethylene tetramine was added as a cross-linking hardener. The effect of mixing ratios of liquefied Japanese cedar to epoxy resin and amount of hardener added on the reactivity of blending resins and the properties of cured resins were investigated. Furthermore, polysiloxane and rice husk were added as foaming agent and filler, respectively, to the epoxy resin and blending resins. The foaming process, the bubbles shape, the mechanical properties, and the thermal stability of the epoxy foams were investigated.

中文摘要本研究将柳杉(Cryptomeria japonica； Japanese cedar)木材以酚为溶剂，H2SO4及HCl为催化剂进行液化处理，另以莫耳比5/1之环氧氯丙烷与双酚A反应合成环氧树脂，并将液化柳杉与环氧树脂以重量比30/100、50/100及70/100混合制备掺合树脂，并以三乙基四胺(Triethylene tetramine； TETA)为架桥硬化剂，探讨液化柳杉与环氧树脂混合比及硬化剂添加量对其掺合树脂之反应性，及其硬化树脂性质之影响；进一步於环氧树脂与掺合树脂中添加聚矽氧烷为发泡剂，稻壳粉为填料制备发泡体，探讨其发泡体之发泡过程、泡体形态、发泡体机械性质与热稳定性。

In the long run, Taiwanese companies benefit from ERP system. In China, the financial performance becomes worse in the first year. The gross ratio, total asset turnover ratio and receivable turnover ratio improve in the third year. Among others, total asset turnover ratio improves significantly in the forth year.

本研究认为可能是大陆企业在微观方面实施ERP系统的基础条件不足，且大陆企业大多只购入ERP系统中的财务会计模块，较难充分发挥ERP原有功能和效果，导致ERP对于大陆企业的财务绩效表现并不如预期那样令人满意。

The main component of ramie glial was pectin, hemicellulose and lignin; The single factor on degumming of ramie test was respectively analyzed with a high vigorous of pectinase KDN and TZ-888 compound enzyme （mainly xylanase and mannanase on the pH value, bath ratio, dosage of enzyme, metal ions, temperature and time.The orthogonal test of L9（34 were done by bath ratio, dosage of enzyme, temperature and time. The results showed that the best compages of KDN pectinase on degumming was 1∶12 of bath ratio,pH 8.6,1 mmol/L Mg2+,300 IU/g of KDN pectinase,35℃、6 h;the best compages of TZ-888 compound enzyme on degumming was 1∶18 of bath ratio,pH 4.0,1 mmol/L Ca2+, 500 IU/g of TZ-888 compound enzyme,45 ℃,6 h.

摘 要：本研究根据苎麻胶质的主要成分为果胶、半纤维素和木质素，用高活性的KDN果胶酶和TZ-888复合酶（主要是木聚糖酶和甘露聚糖酶）从pH值、浴比、酶用量、金属离子、温度、脱胶时间等方面进行单因素试验，然后选取影响显著的浴比、酶用量、温度，时间进行四因素三水平的脱胶试验，结果表明鲜麻采用KDN果胶酶脱胶最佳组合为浴比1：18，pH 8.6， 1 mmoL/L Mg2+，酶用量300 IU/g，温度35 ℃、时间6 h时处理，TZ-888复合酶脱胶最佳组为浴比1：12，pH 4.0， 1 mmoL/L Ca2+，酶用量500 IU/g，温度45 ℃，时间6 h进行脱胶为优化的试验条件。

The main component of ramie glial was pectin, hemicellulose and lignin; The single factor on degumming of ramie test was respectively analyzed with a high vigorous of pectinase KDN and TZ-888 compound enzyme （mainly xylanase and mannanase on the pH value, bath ratio, dosage of enzyme, metal ions, temperature and time.The orthogonal test of L9（34 were done by bath ratio, dosage of enzyme, temperature and time. The results showed that the best compages of KDN pectinase on dry ramie degumming was 1∶12 of bath ratio,pH 8.6,1 mmol/L Mg2+,20 IU/g of KDN pectinase,4℃、4h;the best compages of TZ-888 compound enzyme on degumming was 1∶18 of bath ratio,pH 4.0,1 mmol/L Ca2+, 300 IU/g of TZ-888 compound enzyme,40 ℃,5 h.

摘 要：本研究根据苎麻胶质的主要成分为果胶、半纤维素和木质素，用高活性的KDN果胶酶和TZ-888复合酶（主要是木聚糖酶和甘露聚糖酶）从pH值、浴比、酶用量、金属离子、温度、脱胶时间等方面进行单因素试验，然后选取影响显著的浴比、酶用量、温度，时间进行四因素三水平的脱胶试验，结果表明干苎麻采用KDN果胶酶脱胶最佳组合为浴比1：12，pH 8.6， 1 mmoL/L Mg2+，酶用量200 IU/g，温度45 ℃、时间4 h时处理，TZ-888复合酶脱胶最佳组为浴比1：18，pH 4.0， 1 mmoL/L Ca2+，酶用量300 IU/g，温度40 ℃，时间5h进行脱胶为优化的试验条件。

The results showed that the decompound ratio of molybdenum disulfide and ratio of sulfur fixation could reach 99.5% and 92% respectively when the reactant ratio n(MnO_2)/n(MoS_2) was 3, reaction temperature was 450℃ and 550℃, reaction time was all 2h, and air flow was 15-20ml/min. The calcine were leached by sulfuric acid when the temperature was 30℃, and the leaching ratio of molybdenum and manganese could reach 99% and 92% respectively.

结果表明，将辉钼矿(MoS_2)和二氧化锰(MnO_2)按摩尔比1：3的比例混合均匀，在管式炉中依次在温度为450℃和550℃下分别焙烧2小时，鼓风量为15-20ml/min，此条件下MoS_2的分解率可达99.5%以上，固硫率可以达92%。

The total transmission ratio, the relationship between basic transmission ratio and closed transmission ratio and their influences on efficiency were studied on the H typed closed epicyclic train, and the expression of boundary region of basic transmission ratio under conditions of satisfying the allowable efficiency was gained and the boundary curve was drawn.

研究了H封闭式周转轮系总传动比、基础传动比与封闭传动比之间的关系及其对效率的影响，得到了在满足许用效率的条件下基础传动比边界区域表达式，绘出了边界曲线。

The stress was the study of the new methods of calculation the harmonic voltage and the harmonic current, and a new concept of filter ratio to evaluate the actual effect of single harmonic filter was raised considering the background harmonics. As well, the calculation mode of the single harmonic filter was also given based on the concept of filter ratio; it can offer effect data to evaluate the actual filter ratio of the single harmonic filter. At the same time, a method of designing the single harmonic filter was given, too, considering the background harmonics of the power system. In this paper, both the computer analysis and the proven had been done. And the result was shown to be that the voltage aberration and the harmonic current were decreased, and that the actual filter ratio of single harmonic filter was raised. The reason that we must consider the background harmonics when designing a single harmonic filter was also expatiated in this paper.

重点研究了考虑电网背景谐波下谐波电压、电流的计算方法，提出了用滤波率来评价单调谐滤波器安装容量利用率的概念，基于滤波率，分别给出了不考虑、考虑电网背景谐波时，单调谐滤波器的计算模型，为定量分析和评价单调谐滤波器的实际补偿效果提供了依据：并以此提出了考虑电网背景谐波的单调谐滤波器计算机辅助优化设计方法，并经计算机仿真分析、论证，减少了负载母线谐波电压畸变率和注入系统的谐波电流，有效地提高了单调谐滤波器的滤波效果，阐述了单调谐滤波器的设计过程中要考虑电网背景谐波的理论和实际意义。

But it was also necessary for the intellectuals withthe traditional value to re examine old value standard, and their insistence on the old valuewould hinder the formation of new value standards.

而保守派知识分子过于留恋传统价值，缺乏对传统价值系统的必要反思和批判，不利于人们冲破守旧思想的牢笼，顺利进行面向现代化的价值重建。

It ricochets around the room in a wild, drunken zoom.

这东西在房间里疯狂地弹来弹去，跟喝醉了酒似的。