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- Keywords ferric salt flocculants;waste iron chippings;ferrous sulfate;preparation thchnique;waste water treatment; 铁盐絮凝剂;废铁屑;硫酸亚铁;制备工艺;废水处理;
- A new process that industrial nitric acid reacts with iron chippings and shavings to produce ferrous nitrate solution is presented. 本文介绍了采用工业硝酸酸化废旧铁屑、制取硝酸亚铁溶液,并以该溶液为主要原料研制新型铁-铬系中温变换催化剂。
- Tubes of suit go back rotor iron chip with suit, cooperate with relevant equipment , realize iron core rivet automation. 用套装筒套装回转子铁芯片，配合相关设备，实现铁芯铆接自动化。
- By workpiece reaming, iron chippings emission and workpiece surface edge, which are corresponding to the vibration signal characteristics, the drill broken phenomenon will be analyzed. 由工件扩孔量、铁屑的排出与工件表面边缘的外观，对应振动信号特徵分析后，分析出刀具破坏时所发生的现象。
- This paper provides a combined method of iron chips deacidized and biological degradation in which deals with the biotrans formation azo dyes waste water draining from dye works. 采用铁屑还原与生物降解相结合的方法;处理印染厂排出的难生化性偶氮类染料废水;设备简单;投资小;处理效果好.;该法对中小型印染厂适用性
- On the basis of the basic principle of iron chip inner-electrolysis, the effects of technological factors on treatment results were studied, and the best reaction conditions were found. 在研究铁屑内电解法基本原理的基础上,研究各工艺因素对处理效果的影响,并找出最佳反应条件。
- Spontaneous combustion of the iron chip in the absorption tower for yellow prussiate of soda happens frequently in the course of mending and packing iron chip,and it is a severe safety hidden trouble. 焦化黄血盐系统内的吸收塔在停产检修补充填料铁刨花期间,经常发生铁刨花自燃现象,这是严重的事故隐患。
- Preparation of lorn Oxide by Waste Iron Residue 由废铁渣制备三氧化二铁
- iron chippings internal electrolysis 屑内电解
- Design of progressive die for iron chip 铁芯片通用级进模设计
- acidification and iron chip inner-electrolysis 酸析-内电解
- iron chip internal electrolysis process 铁屑内电解法
- Slop out the waste basins first when you get up. 起床的第一件事是把例盆倒了。
- Don't waste time on nonessentials. 不要把时间浪费在枝节事情上。
- The five big assembly, dismantled engines, front and back bridges, speeder, direction gear and chassis, should be sold to iron and steel enterprises as wasted iron and steel for smelt materials. 拆解的发动机、前后桥、变速器、方向机、车架“五大总成”应当作为废钢铁，交售给钢铁企业作为冶炼原料。
- It's only a waste of time to speak to her. 和她说话纯粹是浪费时间。
- The inorganic and organic pollutants in the photoresists containing wastewater after the treatment of the iron chipping micro electrolysis are analyzed by ICP-AES and GC-MS. 采用色谱-质谱联用分析仪和电感耦合等离子体发射光谱仪分析和鉴定了光致抗蚀剂废水中的污染物。
- I can't just let the water run to waste. 我不能让这些水白白流掉。
- It'd be a pity if all this work went to waste. 如果所有这一切工作都白干了，那多可惜。
- It is often the case that haste makes waste. 忙中有错是很常见的。
