precipitant
英
美
网络 沉淀剂; 沉淀物; 勇往直前的; 突然原因; 突然的
复数：precipitants
BNC.44853 / COCA.39654
双语例句
- The results could indicate that "this dramatic change in lifestyle accompanying the birth of a child is more of a precipitant for mental disorders in women than in men," the authors write.
作者说，结果也显示伴随孩子出生的生活方式的巨大变化，对母亲的精神方面影响大于父亲。 - It shows that good produce can be synthesized by using algin as precipitant.
结果表明，用草酸氨做沉淀剂可以得到结构和形态比较好的产品。 - Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant.
以碳酸氢铵为沉淀剂合成了碳酸镧晶体。 - Pancreatin was extracted from pig pancreas using isopropyl alcohol as solvent and chitosan as precipitant.
目的：采用异丙醇为提取剂，一种新型沉淀剂壳聚糖对猪胰脏中胰酶的制备工艺进行研究。 - The pearly pigment of mica titanium was prepared by using the liquid deposition method with the urea as precipitant.
综合了液相沉积法中缓冲法和碱性中和法的长处，优化云母钛珠光颜料的制备工艺。 - The Dosage Requirement of Precipitant for Complete Precipitation Constituents Being Measured
完全沉淀被测组分所需沉淀剂的用量条件 - A compound used in analysis as a precipitant for palladium or nickel.
在分析中用作钯或镍的沉淀剂的化合物。 - Take an examination of grinding is a lengthy process, in this process must the volition is sturdy, be precipitant! Forget very hard also so!
考研是一个漫长的过程，在这个过程中一定要意志坚定，勇往直前！所以也很难忘记！ - If melamine is present, a precipitant is formed, which can also be assessed both visually and by spectrophotometry, said the paper published in in the online journal Applied Physics Letters.
在线应用物理快报中的文章中说道，三聚氰胺能和三聚氰酸反应生成沉淀，可以通过目测和分光光度计进行测定。 - The Effect of Impurity Removal and Condensation of Extraction Liquid of Chlorogenic Acid by Membrane on the Procedure of Precipitation by Ethanol The concentration of dextran solution was measured by testing its turbidity value using ethanol as the precipitant.
膜除杂浓缩对绿原酸提取液醇沉的影响以乙醇为沉淀剂，测定水溶液中葡聚糖溶液浊度的方法测定葡聚糖的浓度。 - Effect of Precipitant on the Luminescent Property of Poly ( phenylene ethynylene) with p-Aminophenyl-ethynyl as Side-group
沉淀剂对含有氨侧基的聚苯撑乙炔发光性能的影响 - The effect of raw materials and precipitant concentration as well as drying way on particle size, aggregation state and sintering activity, was investigated in this paper.
研究了沉淀过程中原料浓度、沉淀剂浓度及干燥方式对粉体粒径、团聚状态及烧结活性的影响。 - The results show that different kinds of precipitant have a great impact on phytin yield.
结果表明：沉淀剂的变化对菲汀收率的影响非常显著。 - Study on Preparation of Polyaluminium Chloride as Sizing Precipitant With Kaoline
用高岭土制备施胶沉淀剂聚合氯化铝的研究 - The influences of the composition of precipitant, stirring rate and supersaturation level on AUC crystal are studied.
研究了沉淀剂组成、搅拌速度、溶液的过饱和度等因素对AUC沉淀结晶的影响。 - The title ultrafine zinc phosphate crystal has been prepared based on zinc nitrate and phosphoric acid as raw materials, ammonia as precipitant at the presence of surfactant with an additional crystallization process.
以硝酸锌和磷酸为原料，氨水为沉淀剂，在表面活性剂存在下增加晶化工序，制备了超细磷酸锌晶体。 - Organic carbon is the main precipitant for uranium enrichment.
有机碳是铀的主要沉淀剂和富集剂； - With the domestic and foreign advanced oxidizing preconditioning ( it can remove ammonia and nitrogen organic material, humic acid, magnesium and HVM film) separating technology, it separated solid precipitant from brine so as to obtain purified salt brine.
该工艺采用国内外先进的氧化预处理除氨氮有机物、腐植酸、镁和HVM膜分离技术将反应生成的固体沉淀物从卤水中分离出来，从而得到纯净的盐卤水。 - In this paper, the soybean protein and tannin acid prepared, as a complex enrichment precipitant have been investigated. Trace amounts of pb, Bi, Ga, In, etc, elements in waste water have been determined with chemical spectrometry.
本文研究了利用豆乳及丹宁酸作为络合富集沉淀剂，应用化学光谱法测定废水中Pb，Bi，Ga，In等痕量元素，获得了较满意的测定结果。 - 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。 - Nanometer TiO_2 powder is prepared by hydrolysis precipitation method, with Ti ( SO_4)_2 as material and ammonia water as precipitant, whose characters and catalytic performance are investigated as well.
以Ti（SO4）2为原料、氨水为沉淀剂，采用水解沉淀法制备了纳米TiO2粉末，并研究了粉料的特征及光催化性能。 - Effect of precipitant on the morphology and performances of ultrafine powder CuO
沉淀剂对CuO超细粉体形态与性能的影响 - Effects of precipitant and precipitation end pH value on activity of SO~ ( 2-)_4/ ZrO_2-SiO_2 catalyst prepared by mixing precipitates were investigated.
考察了沉淀剂及沉淀终点的pH等制备条件对分别沉淀/混合沉淀法制备的SO42-/ZrO2-SiO2催化剂催化合成丁酸丁酯活性的影响； - In-situ precipitation method was developed to prepare chitosan rod by using chitosan membrane as template and NaOH as precipitant.
以壳聚糖膜为模板、NaOH溶液为凝固液，用原位沉析法制备了壳聚糖棒材。 - Precipitant and its concentration are important for determining water-soluble protein.
在测定水溶性蛋白质方法中，沉淀剂及其使用浓度的选择很重要。 - Effects of burden ratio, amount of precipitant, reaction temperature and time, calcination temperature and time on quality of products are investigated.
研究了物料配比、沉淀剂用量、反应温度、反应时间、煅烧温度、煅烧时间对产品质量的影响。 - NaOH is used as precipitant and SH-88 as high effective coagulant.
用NaOH作沉淀剂、用SH-88作高效凝聚剂。 - After a lot of experiment and selection, CuO has been adopted for precipitant agent to get the colorless and tasteless regenerated lye, settling the S2-, oxidizing RS-and adsorbing residual organic sulfur effectively with sediment.
经过大量试验和选择，采用CuO作沉淀剂，不仅沉淀了S2-，而且RS-也得以氧化，并发现滤渣对残余有机硫有强烈的吸附作用，得到了无色、无臭的再生碱液。 - In this study, the Cu-Mn Complex Oxides catalysts were prepared by hydrothermal homogeneous precipitation method with urea as precipitant.
本文采用尿素作沉淀剂，通过水热均匀沉淀法制备了一系列铜锰复合氧化物催化剂。 - Coprecipitation is a popular method to synthesize LDHs, which usually uses NaOH or Na2CO3 as precipitant.
共沉淀法是合成LDHs的常用方法，一般均采用氢氧化钠和碳酸钠作为沉淀剂。