含铜的
- 与 含铜的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The GeneFeX has little side effect and low abscission rate,and it is the best avoiding pregnancy effect.
吉妮环是三种含铜IUD中副反应小、脱落率低且避孕效果最理想的一种节育器,值得推广使用。
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We present a simple approach to determine the content of casein in crosslinked polyacylamide, i. e., protein molecules are complexed with copper ions by biuret reaction. The polymer containing proteins is cinerated at high temperature and then the residue is dissolved into nitric acid. Protein content is measured by determining concentration of copper ion in nitric acid solution using atomic absorption spectrum.
本文提出了一种在交联聚丙烯酰胺中测定酪蛋白的简便方法,即:利用双缩脲反应使蛋白质与铜离子络合,含蛋白质的聚合物在高温下灰化,残留物溶于硝酸,通过用原子吸收光谱测定硝酸溶液中的铜离子浓度来测量蛋白质的含量。
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The catalytic activity of three different types of Cu 2+ exchanged zeolites (Cu ZSM 5, Cu Y, Cu M) for the NO direct decomposition, especially the effects of the preparation and reaction conditions on the catalytic activity have been studied.
NO在铜离子交换型沸石上的催化分解*韩一帆汪仁(华东理工大学工业催化研究所,上海200237)关键词一氧化氮,催化分解,铜离子交换型沸石随着工业生产的发展和机动车辆的增加,向大气中排放的含氮氧化物的量日益增多。
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The results indicated that the copper complexes have the best catalytic effect, and the high temperature of decomposition is dropped 129.01℃at most, the second is nickel complexes, and the catalytic effect is the smallest for the plumbum complexes.
有的催化剂的加入改变了AP的热分解过程,使AP的低温和高温分解峰合并成了一个峰,如7#、13#含铜配合物和8#含镍配合物,对AP的催化效果比较有效。
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A chromium free conversion coating at least equivalent in corrosion protective quality to conventional chromate conversion coatings can be formed on metals, particularly cold rolled steel, by a dry-in-place aqueous acidic liquid comprising: a component of anions, each of said anions consisting of at least four fluorine atoms and at least one atom of an element selected from the group consisting of titanium, zirconium, hafnium, silicon, and boron, and, optionally, ionizable hydrogen atoms, and optionally, one or more oxygen atoms; a component of cations of elements selected from the group consisting of cobalt, magnesium, manganese, zinc, nickel, tin, zirconium, iron, and copper; the ratio of the total number of cations of this component to the total number of anions of component being at least 1:5; sufficient free acid to give the composition a pH in the range from 0.5 to 5.0; a component selected from the group consisting of phosphorus-containing inorganic oxyanions and phosphonate anions; and a component selected from the group consisting of water-soluble and water-dispersible organic polymers and polymer-forming resins and, preferably, also including a component selected from the group consisting of tungstate, molybdate, silicotungstate, and silicomolybdate anions.
通过对包含以下成分的含水酸性液体进行干燥,可以在金属上形成无铬的转换涂层,该涂层与普通铬酸盐转换涂层相比,至少在抗腐蚀质量上等效:$_一种阴离子成分,所述各个阴离子包括至少4个氟原子,至少选自钛、锆、铪、硅与硼元素中的1个原子。任选地可离解的氢原子,任选地1个或多个氧原子;$_一种选自钴、镁、锰、锌、镍、锡、锆、铁与铜元素的阳离子成分,上述成分的阳离子总数与成分内的阴离子总数之比至少为1∶5;$_足够的游离酸以使该组合物的pH值在0.5~5.0的范围内;$_一种选自含磷的无机含氧阴离子与膦酸盐阴离子的成分;$一种选自水溶性与水可分散性有机聚合物与聚合物形成的树脂的成分,优选还包括一种选自钨酸盐、钼酸盐、钨硅酸盐与钼硅酸盐阴离子的成分。
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The catalytic isomerization of isoborneol in the presence or Zn laden or Cu laden catalysts,in liquid phase or gas phase,is reported.
研究异龙脑在常压下被含锌或含铜催化剂催化的液相和气相异构化反应,讨论了反应条件对产物分布的影
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The test adopted sulfuric acid to lixiviate the copper-contained sludge.
试验结果表明,通过该工艺处理含铜电镀污泥,铜的回收率大于92%,铁的回收率达到88%以上。
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O?C?Cu isotopes. revealing that the mixed hydrothermal fluid of magmatic water and meteoric water reactivated the ore elements in the carbonate rocks and quartz diorite. Copper was transported, as Clcomplexes in the ore fluid and precipitated to enrich and thicken the primary sedimentary protore.
认为该矿床是在岩浆水和后期少量大气水的加入而形成的混合热液共同作用下,活化碳酸盐岩地层和石英闪长岩中的铜等成矿元素,形成含矿热液,并以铜的氯络合物方式运移,在弱还原性条件下使原始沉积矿胚层加厚变富。
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We can see copper-bearing asphalt amygdaloidales in the basalt lava and stockwork of native copper in the carbon-rich tuff. There area so much carbon in the ores that people only can see the native copper aggregate after splitting and polishing the ores.
最近,在该熔岩层上下的凝灰岩中鉴别出难识别矿化类型,即与沥青和有机质碳紧密伴生的富铜矿石,甚至在气孔状熔岩中发现呈杏仁体含铜沥青,因而可能构成大规模矿化。
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The electrochemical behavior of the graphite samples was studied in a three-electrode system by cyclic voltammetry CV
就铜含量对电极性能的影响研究发现,随着含铜量的增加,充放电效率逐渐提高,但达到某一值后又有降低趋势。在本次实验所考察的各含量中
- 推荐网络例句
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In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.
。但是,在否定句或疑问句里,这种带有"do"的方法表达的效果却没有什么强调的意思。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua :豪华度假村,冲浪和潜水,沙滩,水晶般晶莹剔透的水,网络冲浪。