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- In paper making, chitosan can be used as fortifier, sizing agent, retention and filtration aid, surface modifier and flocculation agent for paper-making effluent. 在造纸方面，壳聚糖可用做纸张增强剂、施胶剂、助留助滤剂、表面改性剂和造纸废液的絮凝剂。
- Results showed that 3 kinds of polyacrylamide were all favourable to the sedimentation of red mud,but only cationic polyacrylamide could be used as filtration aid. 结果表明 :三种型式的聚丙烯酰胺均可作为赤泥的沉降助剂 ,但阴离子和非离子型不宜用作赤泥的过滤助剂 ,阳离子型则在赤泥的过滤过程中表现出了一定的助滤作用。
- The capability can be enlarged and the oil content can be decreased to produce priority high-melting wax by taking the method of adding filtration aid and revamping the process. 通过采取增加助滤剂、生产流程改造等措施 ,增大了装置的处理能力和降低蜡含油 ,生产出了优级品的高熔点蜡。
- Using the solvent refined distillates of the second, third and fourth vacuum side-streams of Xinjiang crude as feedstocks, the dewaxing filtration aid effects of 5 domestic additives and the assistant SDA1615 of Exxon Company were evaluated in laboratory. 以新疆减二、三、四线溶剂精制馏分油为原料，对5种国产添加剂及Exxon公司生产的助剂SDA1615的脱蜡助滤效果进行了实验室评价。
- Study on Purification of Pearlite Filtration Aid 珍珠岩助滤剂纯化研究
- It means to give the most-needed and timely aid. 它的意思是给予最需要的及时的帮助。
- Vacuum Filter Cooperating With Composite Filtration aid Regenerate machine Oil Used in Testing Gear Pump 复配助滤剂协同减压抽滤法再生齿轮泵检测机油
- The main process improvements were two-stage filtration, total filtrate recyling, application of filtration aids, solvent recovery with osmotic membrane, room temperature dewaxing, etc. 工艺方面的进展主要是两段过滤、滤液循环、滤剂应用、透膜溶剂回收和室温脱蜡等。
- The synthesis of quaternary ammonium CPAM and its role for retention and filtration aid 季铵型CPAM的合成及其助留助滤作用
- The main process improvements were two-stage filtration, total filtrate recyling, application of filtration aids, solvent recovery with osmotic membrane,room temperature dewaxing, etc. 工艺方面的进展主要是两段过滤、全滤液循环、助滤剂应用、渗透膜溶剂回收和室温脱蜡等。
- Keywords diatomaceous earth;cephenlosprin C;fermentation liquor;filtration;filtration aid; 硅藻土;头孢菌素C;发酵液;过滤;助滤剂;
- I'm collecting money in aid of starving children. 为帮助饥饿的孩子们，我正在搞募捐。
- 35 NTU under the condition of reduced coagulant dosage,turnoff of DAF and dosage of anion PAM filtration aid. 通过中试设备进行优化工艺研究得出:降低混凝剂的投加量;关闭气浮容器装置;在气浮池后投加阴离子PAM助滤剂;可使滤后水浊度达到0.;35NTU以下。
- She used slides as a teaching aid. 她用幻灯片作教学工具。
- They offer financial aid with no strings attached. 他们无条件提供财务援助。
- My friends bailed me out with economic aid. 我的朋友们从经济上帮助我使我脱离困境。
- The collection is in aid of the blind. 这笔募集的捐款是用来救济盲人的。
- He solicited aid from his close friends. 他请求挚友相助。
- Water can be purified by filtration through sand. 水通过沙滤可以变清。
- The regime had been propped up by foreign aid. 该政权是靠外国援助维持著的。
