mass ratio

The mass ratio of adipic acid to mixed diprotic acid is 1 ∶ 2.The product of adipic acid is characterized by purity over 99%, melting point 151-152 ℃ and Pt-Co colority less than 50.

分离出的己二酸与混合二元酸的质量比为1∶2，己二酸产品的纯度为99%以上、熔点151~152℃、Pt-Co色号小于50。

The results indicated that the material conveying capacity and tank pressure increased, the material mass ratio of solid and gas in the outlet decreased with the raising of fluidized air quantity.

试验结果表明，物料输送量和流化罐压力随着流化空气量的增加而增加；流化罐出口物料固气质量比随着流化空气量的增加而减小。

Factors affecting polypropylene melt index were discussed. Effects of hydrogen amount added, mass ratio of triethylaluminum ( TEAL) to cyclohexyl methyl-2-methoxy silane ( CMMS), density of slurry, volume of loop reactor, and type of catalyst used on polypropylene melt index were investigated.

分析了影响聚丙烯熔体流动指数的因素，考察了反应器氢气加入量、Al与Si质量比、浆液密度、反应器容积、催化剂品种对聚丙烯熔体流动指数的影响。

The body mass ratio, turning the priorities, gaps size and many other issues in most cases of Chinese Character are exactly the problems faced by the design layout, they have commonality.

汉字的体块比例、转折的缓急、空白的大小等诸多问题多数情况下也正是版式设计所面临的问题，它们具有共通性。

At the same time, we had a preliminary test on using the dust intensifying the unsaturated polyester resin. The test indicated that the bending strength of composite materials was maximal when the mass ratio of dust/ unsaturated polyester resin was 4~ 4.5.

论文还对粉尘增强不饱和聚酯树脂进行了初试，实验结果表明：当粉尘／不饱和聚酯树脂的质量比为4～4.5时，体系的抗弯强度达到最大。

The optimal operations have been obtained by the model optimization: nearly pure NMP ( water content is 0.34%), solvent mass ratio is 1. 62 and the extraction temperature is 65.3 ℃.

优化模型得出了NMP精制伊朗润滑油馏分的最佳工艺操作条件：NMP中水体积分数0.34%（接近纯NMP），溶剂质量比1.62，抽提温度65.3℃。

The optimum mass ratio between PP, M-HOS and FR-10 for the composite is 100∶20∶15.

当m( PP)∶m(镁盐晶须)∶m( 十溴联苯醚)为100∶20∶15时,协同阻燃效果最佳.

Three-electrode system is introduced to test the difference. Ni ( OH)_2/ NiOOH is used as the counter electrode, CNTs-Ni ( the mass ratio is 1:9) as the working electrode and Hg/ HgO as the reference electrode.

采用三电极体系，Ni（OH）2/NiOOH为对电极，CNTs-Ni（质量比为1：9）为工作电极，Hg/HgO为参比电极，30%的KOH作为电解液。

The optimal condition: mass ratio of starch and acrylamide 1:2, initiator quality 0.3g, reation temperature 50 ℃ and reaction time 3h was obtained through orthogonal experiments with the target of efficiency of graft, soluble capability and molecular weight of the grafting chain.

通过正交实验，以接枝效率、溶解性能和接枝链上聚丙烯酰胺分子量为指标得出了最佳条件为：淀粉与丙烯酰胺质量比为1：2，引发剂质量为0.3g，反应温度为50℃，反应时间为3h。

The larger the mass ratio and the smaller the stiffness ratio, the lower the threshold rotating speed of instability.

质量比越大，刚度比越小，产生不稳定的门坎转速越低。

Exception occurred on Glaucous oak with an increase in stem mass ratio under higher light.

相对地,对茎、叶部分配比例则减少,惟青刚栎之茎重率有随光量上升而增加的趋势.

The favorite conditions of preparing oxygen cathodes are that the mass ratio of graphite: acetylene black: activated carbon is 1 ∶ 1 ∶ 1, the sintering temperature of the cathode is 400 ℃ and the thickness of the cathode is 1 mm.

电极的较佳制备条件为：石墨、乙炔黑与活性炭的质量比1∶1∶1，烧结温度400℃，电极厚度1.0mm；

The best mass ratio of sorbitol to coconut oil is 1∶5.

山梨醇与椰子油的最佳质量比为1∶5.

Experimental investigation of mass ratio on the vortex induced vibration of flexible risers

质量比对柔性立管涡激振动影响实验研究

The results showed that the modified waterborne polyurethane had good centrifugal stability when the mass ratio of amino silicone oil to polypropylene glycol was 8.18% and there was 0.92% silicon on the surface of films casted from the modified waterborne polyurethane.

结果表明，当氨基硅油相对于聚丙二醇的质量百分比为8.18%时，有机硅改性水性聚氨酯乳液的离心稳定性好，乳液胶膜表面硅原子的质量分数为0.92%；

The effects of stirring speed, reaction temperature, mass ratio of alkali-to-ore, initial potassium hydroxide concentration and particle size on the leaching rate of niobium were reported.

考察了搅拌转速、反应温度、碱矿比、初始氢氧化钾浓度和矿粒度对铌钽矿中铌的浸出速率的影响。

The response spectra of absolute acceleration, lateral displacement and horizontal base sliding displacement with different values of design parameters ( mass ratio, friction coefficient and slideway radius) are calculated and plotted by two masses ′ model of superstructure-FPS and by vibration differential equations of the system.

采用上部结构-摩擦摆两质点模型并利用系统振动微分方程，计算绘制了设计参数（质量比、摩擦系数、滑道半径）不同取值下上部结构的绝对加速度、侧向位移和基底水平滑移反应谱。

The numerical results show that mass ratio, dimensionless relaxation coefficient and dimensionless elastic constant ratio all have influence on the dynamic characteristics and stability of the viscoelastic pipe conveying fluid.

计算结果表明，质量比、无量纲松弛系数及无量纲弹性常数比对输流管道的动力特性均有影响。

With increase of the mass ratio of drug, tensile strength and break elongation of the membrane decreased from 28.4 MPa to 20.2 MPa and from 38.6% to 4.4% respectively.

随着膜中药物含量的增加，药物膜的拉伸强度，断裂伸长率均下降，分别从284MPa降至202MPa，386%降至44%。

Combustion Performance of liquid fuel used in DF chemical laser combustor, energy/ mass ratio and comprehensiVe comparison of liquid fuel with gaseous fuel C_2H_4 are described.

本文叙述了液态燃料作为氟化氘化学激光燃烧室的燃料时的燃烧性能、提供的质量比能量及与气态燃料乙烯的综合比较。

The influence of the factors such as pH, the iron filings quantity, Fe/ C mass ratio, the reaction time, temperature and catalyst H_2O_2 quantity to printing wastewater are studied.

试验考察了pH，铁屑投加量，铁碳质量比，反应时间，反应温度以及催化剂H2O2等各因素对内电解处理印染废水效果的影响。

The highest values of biomass per leaf, plant height, basal diameter, leaf mass ratio, contents of chlorophyll ( a+ b), chlorophyll a and chlorophyll b were found for N_3 treatment.

单叶重、株高、地径、叶重比、叶绿素（a+b）、叶绿素a以及叶绿素b含量等均在N3水平下达到最大值。

The results show that when the mass ratio of glycerol to MTBE is 1 ∶ 1, the degradation rate can reach 80.20/0 after 6 days and the degradation ability increases 1.8 times.

结果表明，当丙三醇与甲基叔丁基醚的质量比为11时，6d内降解效果达到80.200/，降解能力提高了1.8倍。

An acceptable mass ratio of glass to Ni in the Nickel conductive paste is 0.08.

镍导电浆料中玻璃与镍粉质量比为0.08是比较合适的.

The largest tensile strength was obtained at mass ratio 0.3 of the terpene resin emulsion and the EVA emulsion.

萜烯树脂乳液与EVA乳液的质量比值为0.3时，复膜胶的剥离强度最大。

In vacuum gas oil and cracked residue, the mass ratio of basic nitrogen to total nitrogen is 0.300-0.390.

蜡油馏分及尾油中的碱性氮与总氮的质量比约为0.300-0.390，且不随催化剂含量的改变而改变。

Taking water, CMC aqueous solution and sodium alginic acid aqueous three fog flows as coating material, corona current experiment and charge mass ratio experiment were conducted to grid electrode and arista electrode separately.

以水、CMC和食用海藻酸钠水溶液3种雾流分别对栅网和芒刺2种电极作电晕电流试验和荷质比试验。

Effect of air entraining agent on performance of EVB thermal insulation mortars with different mass ratio of aggregate to cement

引气剂对不同集灰比玻化微珠保温砂浆性能的影响