In this paper a method of preparing acrylamide polymer in the powder form, using the solution-precipitation polymerization, is described.
本文介绍了用溶液沉淀聚合法制备粉状聚丙烯酰胺的方法。
A colloid that is not easily precipitated from a solution and is readily dispersible after precipitation by an addition of the solvent.
这种胶体不容易从溶液中沉淀出来，并且在加入溶剂使它沉淀以后很容易地分散。
The decreasing temperature and neutralization of solution cause destabilization and decomposition of complexes and precipitation of copper minerals.
温度的降低和溶液中性化导致了络合物的失稳、分解和铜矿物的沉淀。
New experimental and theoretical physical research related to the formation of polymer membranes by immersion precipitation of a polymer solution were reviewed.
综述了近期关于浸入沉淀相转化法制备聚合物分离膜的理论和实验研究工作。
Theoretical analyses have shown that boron benefits precipitation strengthening, solution strengthening and grain boundary strengthening.
理论分析表明：硼对沉淀强化、固溶强化和晶界强化均有贡献。
The microgels can be prepared by solution polymerization, precipitation polymerization or emulsion polymerization process.
通过溶液聚合、沉淀聚合和乳液聚合等方法制备微凝胶。
Monodispersed NiO precursor particles were prepared by homogeneous precipitation from nickel nitrate solution in the presence of urea.
采用尿素均相沉淀法制得了均分散的氧化亚镍前驱体粒子。
Solid solution strengthening is summarized and compared to the new concept for this lecture: precipitation strengthening.
将摘要固溶强化并与本堂课的新观念-析出强化进行比较。
A local composition activity coefficient model was proposed and applied to calculate the wax precipitation from crude oil. The calculation result was compared with that of the regular solution model.
将局部组成活度系数模型用于复杂石油流体中石蜡沉淀量的计算，并与正规溶液理论模型进行了比较。
The commercial scale test was conducted for impurity molybdenum removal from tungstate solution by selective precipitation method.
对“选择性沉淀法从钨酸盐溶液中除钼”新工艺进行了工业试验。
The principle of steel strengthening is due to fine grains, precipitation strengthening and solution strengthening by adding alloyed elements.
在高强度船体结构钢中，藉助于添加合金元素而使钢得以强化的主要机制有晶粒细化、析出强化和固溶强化。
However, further increase of the concentration results primarily in solid solution precipitation.
平衡浓度进一步增大，以固体溶液沉积为主。
The rapid expansion of supercritical solution (RESS) and the gas anti-solvent (gas) precipitation are the new and promising methods of microparticle formation.
快速膨胀超临界流体溶液(RESS)过程和以超临界流体为稀释膨胀剂(GAS)过程是制备微细颗粒的新技术。
The residue was washed with dilute hydrochloric acid solution, The precipitation was dried, purified, and identified by the infrared spectrometry (IR) and high mass spectrometry(HRMS)with DES-HS.
反应产物用稀盐酸溶液洗涤，将所得沉淀干燥后经分离纯化，对纯化产物进行高分辨质谱、红外光谱鉴定。
Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.
研究了从锌焙烧烟尘常压热酸浸出液中沉淀针铁矿的过程。
The chemical precipitation method is feasible for extending the life of electroless nickel plating solution.
采用化学沉淀法延长化学镀镍液寿命是切实可行的。
Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.
本工作用甲苯作溶剂，乙醇作沉淀剂，用沉淀分级法，对溶聚丁苯橡胶（S-SBR）进行了分级。
The leach solution can be reused after arsenic precipitation with ciml milk.
含砷浸出液经石灰乳沉砷后可返回浸出工序重复使用。
The chromium in the leach solution can be removed as chromium hydroxide by using a hydrolysis precipitation process and the efficiency of chromium removal reaches 94.44%.
浸出液中的铬可通过水解沉淀法以氢氧化铬的形态除去，铬的脱除率达94.44 %。
The effects of egg white solution, gelatin and protein enzyme on clarification of the second precipitation in brewed soy sauce were investigated through L9(34) orthogonal experiment.
利用蛋清液、明胶、蛋白酶等对酿造酱油的二次沉淀进行澄清试验，利用紫外分光光度法对处理后的酱油吸光度值进行了测定。
Aromatic polyamide nanofiltration membrane is prepared by the solution of aromatic polyamide fiber via immersion precipitation phase inversion process.
以聚间苯二甲酰间苯二胺为原料，采用相转化法制备了芳香聚酰胺纳滤膜。
Two kinds of methods for the regeneration of magnesium nitrate solution are discussed, which are precipitation method and filter-press method.
讨论了硝酸镁溶液再生时所采用的两种方法：沉降法和压滤法。
In this paper, PBA resin and pulps have been prepared directly by solution polycondensation and precipitation, separately.
本文采用直接缩聚法制备pBA树脂，用沉析法制备p BA浆粕。
This research is about Precipitation simulation based on particle system, research point is the simulation of the chemical reaction which product sediment in liquid solution.
本次研究是采用粒子系统对沉淀现象进行模拟，研究重点是对液体中产生化学反应生成沉淀现象的模拟。
Saturated salt water after inhaling ammonia with carbon dioxide for carbonation, they will have to re-alkali (sodium bicarbonate) and ammonium chloride solution precipitation.
饱和食盐水在吸入氨气后用二氧化碳进行碳化，便得到重碱(碳酸氢钠)沉淀和氯化铵溶液。
When gold is recovered from pregnant solution highly containing Cu, Pb, Zn by zinc dust precipitation, the effect is disappointing.
从含高铜、铅、锌贵液中直接用锌粉置换回收金，效果差。
The solubility of gypsum will change as the concentration of acid solution changes. When acidizing treatment gypsum-containing formation, the secondary precipitation be produced.
由于石膏在酸液中的溶解度随酸液浓度而改变，酸化含石膏地层时将产生二次沉淀，严重影响酸化效果。
Seed precipitation of sodium aluminate solution is a key process for the industrial alumina production by using the Bayer process, which has a significant effect on the yield and quality.
铝酸钠溶液的晶种分解是拜耳法生产氧化铝工艺中的关键工序，对氧化铝的产量和质量有着直接的影响。
A novel technology of separating indium and tin from sulphuric acid leach solution of ITO waste target by sulphuration precipitation has been developed.
研究了硫化沉淀法分离ito废靶硫酸浸出液中铟、锡的工艺。
Commercial scale test of selective precipitation method for Mo removal from tungstate solution;
研究了用硫酸铜沉淀法除去粗钨酸钠溶液中钼的方法。
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