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- NaOH solution circulating pump 碱液循环泵
- diluted HCl solution circulating pump 稀盐酸循环泵
- Its solution depends mainly on the solution circulation pump (Decarburization large pump) to provide. 其溶液循环主要靠溶液泵(脱碳大泵)提供。
- After rinsing out the buret, fill it with the NaOH solution. 在滴定管淋洗完毕后，用NaOH溶液注满。
- Shark carilage was more soluble in the NaOH sOlution than in the HAc solulion. 结果表明：鲨鱼软骨较容易溶解在碱性溶液中；
- The Spectrum Characteristics of Unconjugated Bilirubin and Transition Metal Ions in NaOH Solution. Yang Fang; Zheng Wenjie; Bai Yan et al（杨芳，郑文杰，白燕等）.
- The percentage of nitrogen in ammonium nitrate can be determined by titrimetry with standard NaOH solution. 研究结果表明，硝酸铵可以与甲醛进行定量反应。
- Absolute alkali consumption for sands in NaOH solution is much lager than that in Na2CO3. 结果表明：随着固/液比减小和温度升高，储层砂的绝对碱耗量增加；
- Frequent leakage of mechanical seal of quenching oil circulating pump was a hard problem in ethylene production. 急冷油循环泵的机械密封频繁泄漏是困扰乙烯生产的老难题。
- Nano-size Fe3O4 particles with strong magnetism (crs=75.9 A-m2/kg) were prepared by coprecipitation of Fe2+ and Fe3+ with aqueous NaOH solution. 采用化学共沉淀法在无N2气保护的条件下制备了比饱和磁化强度达到75.;9 A
- Cabinet heaters, circulating pump motors and other devices which draw relatively high currents may be powered locally. 引起相对较高电流的机柜加热器、循环泵电机及其它设备可以就地供电。
- Compared with the conventional pretreating with NaOH solution, the discharge of process waste liquid can reduce at least 90%. 与传统预碱洗脱硫工艺相比较，废液排放量减少了90%25以上。
- Reliability design of V-belt drive get not only a small size??light wight but also high reliability in the circulating pump. 讨论了泵中V带传动的可靠性设计与传统设计比较,不仅根数少、尺寸小、质量轻,而且可靠性高。
- N-alkylated modification of the water-soluble low-molecular weight chitosan was made by phase transfer catalysis using cetyl trimethyl ammonium bromide in NaOH solution. 采用溴化十六烷基三甲基铵作相转移催化剂,在氢氧化钠水溶液进行低聚水溶性壳聚糖的N-烷基化修饰改性反应。
- It consists of starting separator, boiler circulating pump, and other connecting pipes and valves on steam and water sides. 它包括启动分离器、炉循环泵及其它汽侧和水侧连接管、阀门等。
- This research studied the effect of NaOH solution,H2O2 solution,hot water and ultrasonic wave on eliminating of sulfur dioxide remaining in the chip of hawkthorn. 该试验以含硫山楂片为对象,研究了碱液浸泡、过氧化氢溶液浸泡、热水浸泡以及超声波处理对试样中二氧化硫脱除效果的影响。
- The applied plan is introduced of fre quency control system by the microco mputer for constant -pressure wa-ter supply to circulating pump stati ons,and the system is analysed. 介绍了微机控制变频恒压供水系统在循环泵站中的应用方案,并对系统进行了分析。
- Type LW pump is vertical single-stage single-suction volute centrifugal pump.It is used for circulating pump in power station and water drainage in mines, cities and farmlands. LW型泵立式单级单吸蜗壳离心泵,适用于大型火力发电厂作循环泵,也可作工矿、城市及农田建设的排水泵。
- Haohua astronavigation chemical co.,ltd. adopts high voltage frequency converter for motor speed adjustment of water circulating pump and achieves obvious effect. 摘要昊华宇航化工有限公司采用高压变频器进行循环水泵电动机调速，节电效果显著。
- When you use this ERM, please carefully break open the ampoule at the neck and pipette 10 ml from the ampoule into 250 ml volumetric flask and bring to volume by 0.1% NaOH solution. 临用时割开安瓿，用10毫升干燥洁净移液管从安瓿中准确移取浓样10毫升于250毫升容量瓶中，用0.;1%25氢氧化钠定容。
