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Four techniques of UF regeneration-operation in the pretreatment process of RO chemicalseparation were introduced. 本文介绍了UF在化工分离中作为ro预处理的四种再生运行工艺，分别对这些工艺的试验结果进行了讨论。
A kind of simple and convenient pretreatment process of electroforming for LOM prototype was obtained. 得到了一套简单可行的LOM原型的电铸预处理工艺。
Zirconium pretreatment process, a substitute for iron phosphating, newly developed abroad, is described. 介绍了国外新开发的取代铁系磷化的锆盐处理工艺。
By the conventional pretreatment procedure take bleaching after desizing and soc uring, the enzymatic pretreatment process has little effect. 按传统先退浆煮练后漂白的工艺流程进行生物酶前处理效果较差,现提出一种新的生物酶前处理工艺流程:先氧化漂白后生物酶退浆煮练。
To study the pretreatment process of desizing, kiering and bleaching on flax/cotton fabric by using Overflow dyeing machine. 探讨使用溢流染色机对麻棉织物进行退煮、漂白前处理工艺。
In order to improve the efficiency of anaerobic digestion, various cell-lysing methods are used in WAS pretreatment process. 为了提高厌氧消化过程的效率，各种溶胞技术被用于厌氧消化的预处理。
The effects of pretreatment process of active carbon carrier and different non-noble metals contents on the properties of desulfurizer were studied. 结果表明:活性炭载体在适当条件下用水蒸气预处理,其脱硫性能明显优于活性炭未处理制备的脱硫剂;
The optimation of biooxidation pretreatment process of the flotation products of low grade hard to leach gold ore was made. 将低品位的难浸金矿先经浮选分离后,对不同浮选产品的细菌氧化预处理流程进行了优化。
Two step hot alkali mercerzing with clip mercerizer machine can reduce the scouring pressure and simplify the pretreatment process. 应用两步法热碱丝光的基本原理,在常规布铗丝光机上进行了热碱丝光工艺的试验,取得了提高质量、缩短流程、节能降耗等综合效果。
The drawbacks of conventional pretreatment process for cotton are long process line,large scouring loss and large mass consumption. 传统的纯棉绞纱前处理工艺存在工艺流程长、煮损率大、物料消耗大等缺点。
Continuous pretreatment process of desizing and scouring and bleaching for CVC elastic khaki drills was adopted, and then mercerizing and dyeing and finishing. 摘要采用退煮漂连续工艺对弹力CVC卡其进行前处理，再进行丝光、染色和整理。
As a physical pretreatment process of excess sludge reduction and resource recovery technology,the solubilization effects of HSRD upon excess sludge were investigated. 高速转盘法是作者等开发的一种新型的剩余污泥可溶化处理的物理方法,是一种经济实用的剩余污泥减量化、资源化的前处理工艺。
Through comparing the new pretreatment process of the flannelette with the old a new concept of scouring and mercerizing of the flannelette is elucidated. 通过绒布前处理新、旧工艺的对比,可以看出不同工艺对绒布前处理效果有不同的影响。纠正了以往人们对煮练和丝光工艺对绒布加工效果的一些片面认识。
The method of orthogonal experiment was used to find the reason of rolled steel blister in panting pretreatment process if take sulfuric acid or hydrochloric acid as mordant. 本文介绍了利用正交优化法进行试验,找出涂装前处理过程中,用硫酸或盐酸做酸洗剂时,经常出现的钢材起泡的原因,并制定出了相应的预防措施。
The silane coupling agent could be easily enwrapped in the surface of copper powder and the effect of direct reaction was better than that with pretreat process. 实验表明,硅烷偶联剂可以很好地在铜粉表面形成包覆层,直接添加偶联剂比预处理效果要好。
In this paper, the advantage of ultra - filtration technology used as pretreatment process for reverse osmosis and factors that effect the design of RO system were introduced. 讨论了超滤作为反渗透预处理的优点和设计选型需要考虑的问题,以实例表示了超滤作为反渗透预处理的良好性能。
Pretreatment process for PVC laminating on different thin metal sheets was introduced. Formula, strengths and maintenance of degreasing and phosphating process were emphasized. 提出了一种适用于各种金属板贴塑的前处理工艺,着重介绍了脱脂和磷化的工艺配方、特点及槽液的维护。
Meanwhile, a method of sample streamlining in the data pretreatment process has also been presented, by which sample data can be effectively compressed. 同时提出数据预处理过程中样本精简的方法,该方法能够有效压缩样本数据;
Microflocculation filtration-microfiltration as the pretreatment process of reverse osmosis was used for the advances treatment of secondary effluent of dyeing wastewater. 采用微絮凝过滤-微滤作为反渗透的预处理工艺,用于印染废水二级生化出水回用深度处理。