But though the cost of printing is low, the cost of the actual printers is quite high& in the tens of thousands of dollars for industrial grade machines. 不过尽管打印成本不高,但这种打印机的成本却十分高昂&工业级的打印机造价高达数万美元。
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。
Waterproof and industrial grade design, excellent robustness. 防水型、工业级设计,抗干扰能力超强。
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。
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
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 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。
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。
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
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。
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;
The application of industrial grade and its creating conditions indicate that the index of industrial grade does not represent the standard for delineation of orebodies and classification of reserves. 通过对工业品位应用和产生条件的分析,揭示了单工程或块段最低工业品位(文中简称工业品位)并非圈矿指标和储量分类的标准。
Terpene phenol resin can be produced from phenol and industrial grade a-pinene in the presence of HCI as catalyst. The yield of the resin is as high as 90~ 98% on the basis of the raw materials. 本文叙述了苯酚和工业α-蒎烯为原料,应用盐酸为催化剂生产萜烯酚树脂,产率相对于原料为90~98%。
Industrial grade zinc sulfate is produced by waste sludge containing zinc and sulfuric acid as raw materials. Utilization rate of zinc is over 90% with quality of the product meets the requirement of HG/ T2326-92. 以含锌废泥渣和硫酸为原料生产工业级硫酸锌,经试验锌利用率90%以上,硫酸锌质量达到HG/T2326-92标准的要求。
Through separation, an industrial grade of wool grease can be extracted and used for other purpose, but deep brown color with special odor and containing a lot of impurity are limited to its economic value and usage. 一般经过分离从废水中提出工业级羊毛脂供作他用,但由于颜色呈深褐色,且带有特殊气味,并含有大量机械杂质,使其用途与经济价值受到了限制。
For improving traditional craft, extracting molybdenum from low grade molybdenum concentrate by uncomplicated device at low cost and high recovery efficiency, to produce crystal industrial grade sodium molybdate was expounded. The environmental conservation index arrive the national standard. 改进传统处理低品位钼精矿工艺路线,采用简单的设备,低成本,高收率,提取低品位钼精矿中钼,生产制备出晶体工业一级钼酸钠,环保指标达到国家标准。
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
It was pointed out in this article that the main reason to cause yellow appearance in aqueous solution of industrial grade sodium sulfide is presence of polysulfide which was formed in immerging/ dissoloing operation. 分析了工业硫化碱水溶液中黄色的主要成因是:煅烧工段还原不完全形成的单质硫在浸溶工段形成了多硫化物。
The properties of 4 kinds of CaO samples cover analytic purity CaO particles and industrial grade lime. The effect of steam on CaO conversion ratio during the desulfurization reaction may be a good reference to the flue gas desulfurization with the industrial grade lime. 由于CaO样品的性质覆盖了分析纯CaO和工业级石灰,水蒸气对于CaO转化率的提高作用对工业级石灰的烟气脱硫反应有一定参考价值。
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。
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
Nearly twenty impurities have been separated from the industrial grade naphthalic anhydride and have been determined by ionic pair reversed phose HPLC. 用反相离子对色谱方法从工业萘酐中分离出了十几种杂质,并进行了定量测定。
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。
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
Processes directly using industrial grade lead oxide reacting with methanesulfonic acid to prepare lead(ⅱ) methanesulfonate and using pure tin pieces reacting with methanesulfonic acid to prepare stannous methanesulfonate were studied. 研究了直接用工业级氧化铅,纯锡块与甲烷磺酸反应,合成甲烷磺酸铅()和甲烷磺酸亚锡的新工艺。
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。
3, the coach gives first place to the young and middle-aged; Educational background insists to hang down, the industrial grade is horizontal low; The training number of times taking part in the competition and engaging in advanced study of is all less. 教练员以中青年为主;学历偏低、技术等级水平低;参加比赛及进修培训次数都较少。
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。
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。