沉淀

基本解释 (translations)

deposit  ·  deposited  ·  lodgment  ·  precipitation  ·  sedimentation  ·  settle  ·  subside  ·  subsidence  ·  sedimentate  ·  depositing  ·  deposits  ·  hypostases  ·  settles  ·  subsided  ·  subsides  ·  precip

与沉淀相关的网络例句 [注：此内容来源于网络，仅供参考]

The results indicate that the precipitation rate of phosphoric acid is larger than 99% under the conditions of 2530 ℃, the mole ratio of trimeric cyanamide to phosphoric acid 21, two-step precipitation by trimeric cyanamide divided into two portions and separately stirring 60 min.

研究结果表明：在25~30 ℃、三聚氰胺与磷酸摩尔比为21、三聚氰胺分成两份进行两步沉淀、各搅拌60 min为三聚氰胺沉淀磷酸的最佳条件，在此条件下磷酸沉淀率大于99%；在磷酸三聚氰胺沉淀中夹带的氯化钙在固液质量比15、温度40 ℃和搅拌60 min下用水反复洗涤3次后可被完全去除；再将净化后的磷酸三聚氰胺与氨水反应，制得了符合GB 10205—2001标准的磷酸一铵和磷酸二铵产品。

The precipitate in liquor is a common problem in distilleries which have to tackle with and the frequent causations are as follows: floccule induced by three kinds of higher fatty acid ethyl ester and microthermal storage and filtration could prevent it; white flakes of precipitate induced by containers for liquor storage such as aluminous pots which produced alumina and mare nectaris which dissolved into coating and then caused precipitate; precipitate induced by undergrade additives and CP grade or AR grade additives could prevent it; precipitate induced by water quality and strict management of water quality could prevent it; precipitate induced by packing materials and the solution was acid water washing for new bottles and liquor filling after the inner of the bottles was completely dry.

白酒产生混浊沉淀是一普遍问题，常见的有絮状沉淀，主要由3种高级脂肪酸乙酯引起，可于低温贮存过滤；白色片状沉淀，由贮酒容器引起，铝罐贮酒，会产生氧化铝溶入沉淀，最好不用铝罐贮酒；酒海贮酒会溶入涂料，造成沉淀，酒海贮酒不宜过久；由劣质添加剂引起，最好使用CP级或AR级添加剂；水质引起，对水处理应严加管理；包装材料引起，新瓶应用酸性水洗，且须控干水后再灌酒。

The effect of ferrous iron on the leaching rate of gallium and phosphorus was not significant.

镓和二价铁离子的沉淀率随磷酸根离子浓度的增加而增加，当磷酸根离子与金属离子摩尔比大于1：1后，磷酸根离子浓度对沉淀率的影响不再变化；温度对镓离子沉淀过程的影响较小，对二价铁离子的沉淀过程影响较显著。

The results indicate that both the precipitates produced by Leptospirillum ferriphium strain DY and Acidirhiobacillus ferrooxidans strain GF are composed of jarosite and ammonium jarosite. However, the content of jarosite in the precipitates synthesized by strain GF is 5.53% higher than that synthesized by strain DY, but the content of ammonium jarosite in the precipitates synthesized by strain DY is 15.24% higher than that synthesized by strain GF.

结果表明：无论是嗜铁钩端螺旋菌DY菌株，还是嗜酸氧化亚铁硫杆菌GF菌株合成的沉淀都是黄钾铁矾和黄铵铁矾的混合物；其中，GF合成的沉淀混合物中黄钾铁矾的含量比DY合成的黄钾铁矾约高出5.53%；而DY合成的沉淀中，黄铵铁矾的含量比GF合成的沉淀中的黄铵铁矾的含量约高出15.24%。

Grew on the normal temperature, it was shown that the deposits of calcium antimonate being the indicator for Ca(superscript 2+) localization mainly concentrated within the vacuoles and intercellular spaces and there was also some Ca(superscript 2+) deposits in cell walls. But when Garyota urens L. was treated by the temperature of 2℃ for 48 h, the level of Ca(superscript 2+) increased in cytoplasm and plasma membrane, but decreased in vacuoles and intercellular spaces considerably. At the same time, the ultrastructure of chloroplasts suffered from chilling: the membrane of chloroplasts had been damaged, the layer of thylakoids was exiguous and unclear, the photosynthetic rate decreased evidently. And when Garyota urens L. was treated by the temperature of 2℃ for 120 h, the deposits of Ca(superscript 2+) mainly concentrated within the cytoplasm, nucleus and plasma membrane and there was also some Ca(superscript 2+) deposits in vacuoles, and the ultrastructure of some cells was simultaneously damaged severely: Chloroplasts structure, vacuole membrane and nuclear membrane had been damaged fully, the structure within the cell had become unclear, and the cell only have respiration.

研究结果表明，未经低温处理的董棕幼苗叶肉细胞，焦锑酸钙沉淀颗粒大量出现在液泡和细胞间隙中，细胞壁中也可见少量沉淀，而细胞基质中则看不到焦锑酸钙沉淀；经2℃ 48 h低温处理后，细胞基质和细胞膜上焦锑酸钙沉淀增加，而液泡和细胞间隙中的焦锑酸钙沉淀则显著减少，并且超微结构已初步显示出寒害的特徵，叶绿体外膜部分破损，类囊体片层稀疏且排列不规则，光合速率明显下降等；经2℃ 120 h低温处理后，细胞间隙内的焦锑酸钙沉淀极少，有的也紧贴在细胞外壁上，而细胞基质和细胞膜上则分布有非常多的焦锑酸钙沉淀，在核基质和液泡中也可见到少量的焦锑酸钙沉淀，并且超微结构遭到了显著破坏，叶绿体结构完全被破坏，核膜与液泡膜严重破损，内部结构模糊，细胞只表现为呼吸作用，不进行光合作用。

Comparing with the activity of NiO/γ-Al_2O_3, NiO/TiO_2, and NiO/CeO_2catalysts, NiO/CeO_2 showed the highest light-off conversions of NO and CO and lowesttemperature of total conversion. Three kind of CeO_2 prepared by homogeneousprecipitation, precipitation, and direct decomposition method wereused as the carrier of NiO. Through the activity comparison of NiO/CeO_2, NiO/CeO_2and NiO/CeO_2, CeO_2 optimized as the preferable carrier for active component at aspace velocity of 120 000h~(-1, the coversion of NO is 50％at 170℃over NiO/CeO_2catalyst, and the complete conversion of NO and CO occurred at 210℃.

由Al_2O_3、TiO_2、CeO_2负载的NiO催化剂在NO-CO反应中的活性比较得出：NiO／CeO_2催化剂具有最好催化活性；分别采用直接分解法、氨水沉淀法和均匀沉淀法制备了载体CeO_2、CeO_2、CeO_2，并比较了NiO／CeO_2、NiO／CeO_2、NiO／CeO_2的活性差异，得出了以尿素作为沉淀剂的均匀沉淀法制备的CeO_2负载的NiO活性最好空速为120 000 h~(-1的条件下，170℃时，NO的转化率为50％；210℃时，NO和CO的转化率均达到了100％。

The result shows that precipitated in the medium of mixed solvent, caf has little coprecipitation, therefore it can be removed more (that is about 30%) than in water.

本文在对沉淀剂进行选择的基础上，实验研究了沉淀剂用量、沉淀温度、pH等参数对沉淀效果的影响，确定了沉淀的最优工艺条件。

Fe and Al in the system were removed by precipitation at pH≈5. Co2 was obtained by precipitation at pH=9.5~10, it was then purified by reprecipitation. Co3O4 was obtained by calcining Co2 at 500℃ for 2h, the purity of which was 99.3%. The recovery rate of Co was 97%. Li2CO3 was obtained by adding Na2CO3 to the mother liquor, the purity of which was 97.8%. The one-time recovery for Li was 73%. The mother liquor can be reused after being cooled to below 10℃ and Na2SO410H2O is recovered.

体系中的Fe、Al从杂质在pH≈5时沉淀除去；Co2在pH为9.5~10沉淀得到，经酸溶解后二次沉淀提纯，500℃煅烧2.0h得Co3O4，其纯度达到99.3%，钴的回收率达97%，母液中Li离子加Na2CO3处理，沉淀得Li2CO3，其纯度达97.8%，锂的一次回收率达73%，母液经冷却至10℃以下除去Na2SO410H2O后可循环使用。

The theoretical maximal water production of horizontal sedimentation is the value u 0 in sedimental test.

前言在我国，沉淀构筑物应用最广泛的是平流沉淀池及斜管沉淀池[1] 。包钢给水厂黄河水源地现有五座平流沉淀池、四座(10 0 )辐射式沉淀池。

The invention uses the fermentation liquor of one Escherichia coli generating polysialic acid as material, filters and removes thallus, adds some solvents as sodium chloride and alcohol into supernatant to deposit polysialic acid, dissolves the polysialic acid deposits via deionized water, filters to remove modified protein, uses alkali prolease to treat filtrate, complexes deposits via cetyl pyridinium chloride or cetyltrimethylammonium bromide, and dissociates, uses over alcohol to deposit polysialic acid, dissolves the deposits via ultra-pure water, grades and purifies via chromatography column, collects and dialyzes eluent, cools and dries to obtain polysialic acid.

本发明以一株产聚唾液酸大肠杆菌的发酵液为原料，经过过滤去除菌体，上清液加入适量氯化钠和乙醇等溶剂沉淀出聚唾液酸，聚唾液酸沉淀用去离子水溶解，再用过滤去除变性蛋白质，滤液经过碱性蛋白酶处理、氯代十六烷基吡啶或十六烷基三甲基溴化铵络合沉淀并解离后，再用过量乙醇沉淀出聚唾液酸，聚唾液酸沉淀用超纯水溶解，用层析柱进行分级纯化，收集洗脱液经过透析，冷冻干燥得聚唾液酸产品。

与沉淀相关的网络解释 [注：此内容来源于网络，仅供参考]

precipitability：沉淀度,沉淀性,临界沉淀点

precipice,steep 峭壁 | precipitability 沉淀度 沉淀性 临界沉淀点 | precipitable 可沉淀 可沉淀的 可淀析

precipitable：可沉淀 可沉淀的 可淀析

precipitability 沉淀度 沉淀性 临界沉淀点 | precipitable 可沉淀 可沉淀的 可淀析 | precipitablewater 可降水 可降水分 可降水量

precipitable：可沉淀的; 沉淀性的 (形)

precipitability 可沉淀性 (名) | precipitable 可沉淀的; 沉淀性的 (形) | precipitance 急躁; 鲁莽 (名)

colloidal precipitate：胶体沉淀;胶态沉淀;胶状沉淀

colloidal particle 胶体粒子 | colloidal precipitate 胶体沉淀;胶态沉淀;胶状沉淀 | colloidal propellant 胶态推进剂

precipitin：沉淀素

沉淀原(precipitonogen);沉淀素(precipitin);稀释抗原. 环状沉淀反应(ring precipitation) 环状试验(ring test):用于抗原的定性;如鉴定血迹. 絮状沉淀反应(flocculation precipitation):絮状反应,抗原与相应抗体在试管中或凹玻片上混匀,

precipitin：沉淀素;沉淀剂

precipitation 沉淀(作用);沉积;沉降;析出;凝结 | precipitin 沉淀素;沉淀剂 | precipitinogen 沉淀素原

precipitinogen：沉淀原

沉淀反应中的抗原叫沉淀原(precipitinogen),与沉淀原发生反应的抗体称为沉淀素(precipitin). 沉淀反应的发生机制与凝集反应基本相同. 不同之点是:沉淀原分子小,单位体积内总面积大,故在定量试验时,通常稀释抗原.

precipitinogen：沉淀素原 沉淀原

precipitin 沉淀素 | precipitinogen 沉淀素原 沉淀原 | precipitinoid 类沉淀素

gravity settler：重力沉淀器,重力沉淀池

settler 沉淀器,沉淀池,沉积槽 | gravity settler 重力沉淀器,重力沉淀池 | tube settler 管式沉淀器

coprecipitation：共沉淀

微量组分的测定中,常利用共沉淀(coprecipitation)现象分离和富集微量组分. 加入某种离子与沉淀剂生成沉淀,将此作为载体,把微量或痕量组分定量地沉淀下来,然后沉淀溶解在少量溶剂中,达到分离富集的目的. 使用的共沉淀剂主要分为无机共沉淀剂和有机共沉淀剂.