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- Sodium dihydrobis(2-metoxyethoxy)aluminate(vitride solution)is a new high-efficient reduction agent with good safety. 红铝是一种具有良好安全性的新型高效还原剂。
- The potential applications of the clypeus in bionic cutting resistance reduction were analyzed. 最后分析了臭蜣螂唇基潜在的仿生应用,其天然优化的形状和切割角的自动调节可指导地面机械的仿生设计。
- How to reduce passage shock resistance of air conditioner is discussed, with suggestions on reasonable design of resistance reduction presented. 对空调如何减少通道局部阻力及其减阻设计提出了合理的看法。
- The pour point depressant(PPD)and drag reduction agent(DRA)play a key role in the oil transportation in Kelamayi Oilfield. “两剂”(降凝剂和减阻剂)在克拉玛依油田原油外输中发挥了非常重要的作用。
- The property and mechanism of HG-drag reduction agent(DRA)is introduced and the field HG-DRA experiment in Puyang-Luoyang Oil Pipeline is described. 介绍了HG减阻剂的使用特点和作用机理,简述了中洛线添加减阻剂运行现场试验的情况,讨论了分散时间对减阻剂的减阻增输效果的影响。
- The mechanism of resistance reduction is due to the formation of air cavity, mixed with air and water, between the flat plate and water. 气幕减阻的机理在于喷气时,在平板和水之间形成了气液混合流空穴。
- Sodium dihydrobis (2-metoxyethoxy) aluminate (vitride solution) is a new high-efficient reduction agent with good safety. 摘要红铝是一种具有良好安全性的新型高效还原剂。
- The drag reduction agent (DRA) for gas pipeline is a new technology used for reducing friction or drag on a gas flowing to increase the transmission efficiency of gas pipeline. 天然气管道输送减阻剂是一项新型管道减阻技术,国内首次开展了相关研究。
- Resistance in preheater system is discussed and index for evaluating preheater resistance is raised. Measures and requirements for resistance reduction in preheater system are set forth by the author. 对预热器系统的阻力进行了论述,提出了评价预热器系统阻力的指标要求,并对预热器系统降阻措施及要求进行了阐述。
- Experimental results show the relationship of the additional reductive agent. 讨论了涂覆液成分的影响。
- The catalytic reduction of SO2 in flue gas can be influenced by the reduction agent and catalyst,which have been studied very widely at present especially in the aspect of catalyst. 烟气中的SO2的催化还原脱除过程受到还原剂和催化剂的双重影响,目前对这二者的研究相当广泛,尤其是对催化剂的研究取得了较大的进展。
- The current conduction behavior of carbon reductive agent is determined by its structural resistance, which plays an important role in ferroalloy smelting process in the submerged arc furnace. 摘要矿热炉炉料电阻对其冶炼过程影响巨大。粒状碳质还原剂的导电性质是由其结构电阻确定的。
- Home to the Brunettes, the Nudie Suits, the Reduction Agents, Voom, Shugo Tokumaru, and more! 介绍:Lil' Chief Records is the best indie pop record label in the southern hemisphere.
- grounding & resistance reduction 接地降组
- tower grounding resistance reduction 杆塔降阻
- In this method for determining Pd in Pd(NH3)4Cl2, Pd was reduced to sponge, with formic acid as reducting agent. 该方法用甲酸作还原剂,将二氯四氨钯还原成金属海绵钯,从而测定钯含量。
- Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 以酸性蚀刻废液为铜源,水合肼为还原剂,采用液相还原法制备纳米铜粉。
- Fused zirconia is obtained from zircon by desilication process using composite reductive agent in electric arc furnace, whereby impurities such as Fe, Ti are seperated. 以锆英石精矿为原料,加脱硅复合还原剂、外加剂等,经电弧炉一次熔融脱硅并除铁、钛,再将熔炼出的富锆液喷吹成球。
- The deep lateral resistivities of both the newly drilled side - tracking well and the original hole may reduce differently in producing interval , which is characterized by resistivity reduction. 侧钻后新井眼与原井眼在油层动用井段的深侧向电阻率均有不同程度的降低,用电阻率减小率表示。通过分析认为,动用井段油层含油饱和度的变化引起了电阻率的减小。
- This paper briefly reviwed sodium hydrogen telluride (NaTeH), as a better nucleophilic reagent and reductive agent, being used widely in organic synthesis. 本文介绍了碲氢化钠作为一种优良还原剂及亲核试剂在有机合成中的主要作用。