industrial grade

Gc / ms analysis of compounds in an industrial grade furfural

GC/MS分析工业级糠醛中组分

Waterproof and industrial grade design , excellent robustness .

防水型、工业级设计，抗干扰能力超强。

Essential Approach of Save Energy in Production of Industrial Grade Formaldehyde

角黄素生产技术工业甲醛生产节能的基本途径

Practice for refining industrial grade silicon by oxygen injection

利用纯氧精炼工业硅的生产实践

Study on technology of producing sodium molybdate of industrial grade by molybdenum mineral

用钼酸生产工业钼酸钠工艺研究

The new method of separating high temperature salt into magnesium sulfate and industrial grade salt was introduced .

介绍了一种将高温盐分离成硫酸镁和工业盐的新方法。

Study of the optimal industrial grade of the conglomerate type gold deposit in Huang-Song-Dian-zi , Jilin Province

吉林省黄松甸子砾岩型金矿床最佳工业品位研究

Surface Chemical Modification of Activated Carbon and Its Application to Improve the Ultra-Violet Light Transmittance of Industrial Grade Ethylene Glycol

活性炭表面化学改性及提高工业级乙二醇紫外透光率

Purification of Industrial Grade Tetrahydrofuran

工业级四氢呋喃的精制

The main methods for the manufacture of low-iron grade aluminium sulfate from common industrial grade aluminium sulfate are compared .

研究比较了以普通工业级硫酸铝制备无铁级或低铁级硫酸铝的主要方法。

The result shows that refining industrial grade silicon with the method can decreasing impurity contents , reducing production cost , and decreasing environmental pollution .

结果表明：采用此法可降低工业硅中杂质含量，降低生产成本，并可减少环境污染。

The mechanisms of purification of activated carbon , the generation and removal of organic impurities in industrial grade hydrogen peroxide are presented .

论述了活性炭的吸附净化机理、工业过氧化氢中有机杂质的产生、危害以及常用的净化除杂技术。

Considering the difficulties in development and the operation reliability of the system , the thesis selected the four-quadrant rectifier of industrial grade active inverter .

考虑研发难度及系统可靠性，变流器有源逆变模块选择了工业用标准四象限整流器。

Colloid Electroplating The homogeneity of the obtained gel was significantly affected by high-content impurities of industrial grade raw materials .

工业级原料由于杂质含量高，严重影响胶体的均匀性；

PRODUCING SODIUM MOLYBDATE OF INDUSTRIAL GRADE BY AMMONIA LEACHING RESIDUE Study of W-Mo Seperation from Crude Sodium Tungstate Solution

利用氨浸渣生产工业钼酸钠钨酸钠溶液中的钨钼分离研究

A large area ( 560km2 ) exploration of uranium has been carried out and a uranium ore of industrial grade found .

用裂变径迹法在未经普查的区域进行了大面积（560km~2）铀矿普查试验，在圈定的铀异常晕位置进行了地表揭露工程，发现了工业品位铀矿的存在。

There is plentiful Calcium ore in nature , most of which can be used to prepared for industrial grade calcium carbonate through a simple process .

含钙矿石在自然界中广泛存在，其中大部分可通过简单工艺制备成工业级碳酸钙。

In contrast , the thermal production process of sodium sulfide is sodium sulfide , and then the reaction with water available industrial grade sodium sulfide .

相比之下，热法硫化钠的生产工艺是将硫化钠，然后与水反应后可得到工业级硫化钠。

The grades of Cd , Ga and In in the deposit are all over the least industrial grade as the associated useful composition .

该矿床铅锌矿化系列矿石中镉、镓、铟含量均超过其作为伴生有用组分的最低工业品位；

The lowest industrial grade of zinc in a multi metal pyrite deposit was demonstrated again by geologic statistics method , price method and program comparison method .

利用地质统计法、价格法、方案比较法对北方某特大型多金属硫铁矿区的锌的最低工业品位进行了重新论证。

The investment and purification cost of chemical purification method is considered lower in producing feed grade , industrial grade , food grade phosphate by using WPA ;

认为，用湿法磷酸制饲料级、工业级和食品级磷酸盐产品，采用新化学净化湿法磷酸投资少，净化成本低；

Most of solvents used in production are industrial grade , which directly results in reducing cost largely , and will be advantageous to extend and use the technology .

生产过程中所使用的溶媒大多都是工业级的，将合成成本大幅度降低，将有利于此技术的推广使用。

On the basis of corresponding improvement in particle swarm optimization algorithm ( PSO ), we carried out multi-objective optimization of multiple metal coexistence industrial grade index .

在对粒子群算法（particleswarmoptimizationalgorithm，PSO）进行了相应改进的基础上，采用PSO算法并对矿山企业的多金属共存类型工业品位指标进行了多目标优化。

The ration of the element 's content and the lowest industrial grade can be used to determine whether the deposit be formed by useful materials or not .

有用物质可否成为矿床，取决于某元素含量与最低工业品位的比值。

The kinetic zone diameter of reagent grade CaO particles and industrial grade lime particles was found to reach a maximum value at about 900 ℃ .

分析纯CaO和工业级石灰的动力区直径在900℃达到最大值；

Today , Nanco Electronics aims to be the dominant Greater China engineered electronic solutions provider to the global industrial grade Power and Networking markets .

如今，南科电子的目标是成为大中国区域占主导地位的的电子工程方案供应商，主要面向全球工业电源和通信网络市场。

The chemically pure stronium carbonate could be prepared directly from the industrial grade stronium solution by using a new type of calcium removing reagent .

使用工业上新型的除钙剂，由工业级原锶液，可直接制得化学纯碳酸锶。

Feasibility of Producing High Purity Methanol from Industrial Grade Methanol by Purification in China ; Optimization of alcohol extraction technology in Nephrolepis Cordifolia by orthogonal design

我国工业甲醇提纯精制高纯甲醇的可行性正交试验优选肾蕨中红杉醇的醇提工艺

It is recommended that minimum industrial grade and average grade of ore deposit in commercial factors can be canceled in order to suit for these two new standards .

附带建议在矿产工业指标中取消最低工业品位和矿床平均品位以与上述两个新标准接轨。

By controlling reaction condition in different steps and hydrogenated with Raney Ni , most of components were converted into industrial grade p-menthane without purification .

实施分阶段控制反应条件，用雷尼镍催化，使大多数组分均加氢成对孟烷，无需提纯，即达到工业级的要求。