合成了掺氟汞基铜酸盐超导体。
再加上,铜酸盐往往很毒。
研究了烷基苯基硅铜酸盐与2-环烯酮的1,4-加成反应的立体选择性,并合成了一系列新的2-取代-3-硅基环烷酮。
The stereoselectivity of 1,4-addition of dialkylphenylsilyl cuprates to 2-cycloenones was investigated and meantime a series of new 2-substituted-3-silylcycloalkanones were synthesized.
铅,汞,镉,硝酸盐和铜污染了这条河,影响了居住在该地区500多万人民的饮水供应。
Lead, mercury, cadmium, nitrates and copper all pollute this river and affect drinking water supplies for the over 5 million people living in the area.
电镀焦磷酸盐铜锡镍废水由“常流水”清洗方式改为反喷淋清洗方式。
Counter-flow spray technique for the treatment of the rinsing water containing pyrophosphates in Cu- Sn-Ni alloy plating is described.
介绍了一种焦磷酸盐镀铜溶液中铜、总焦磷酸根、磷酸根、柠檬酸铵含量的分析方法和计算方法。
An analytical procedure and calculation method on the content of copper, total pyrophosphate, phosphate and ammonium citrate in pyrophosphate copper plating bath were given.
本文比较了硝酸盐测定的铜镉柱还原法在两个规范中技术指标和操作工艺的差异。
The technical index and operation procedure of the cadmium-copper column reduction in two China National Specifications were compared in this paper.
用研究的焦磷酸盐镀铜工艺代替氰化镀铜工艺作为过渡铜镀层的无氰镀工艺。
The process of cyanide copper electroplating is replaced by the proposed process of pyrophosphate electroplating copper on magnesium alloy.
在有选择的氧势下,研究了铁硅酸盐炉渣、白冰铜和金属铜体系的热力学平衡。
Under deliberate oxygen potentials the thermodynamical equilibria in the system iron silicate slag-white metal-copper are investigated.
其中碳酸盐化、云英岩化与锡、铜、钨矿化密切相关。
Carbonatization and greisenization are closely related to sn-w mineralization.
介绍了铜氨配合物的性质及其在氨和硫代硫酸盐浸金中的作用,分析并探讨了铜氨配合物的催化作用和氧化作用。
The property of copper-ammonia complex and its function mechanism on leaching of gold with ammonia and thiosulfate are discussed.
本文研究了用铜尾矿代替铁粉煅烧硅酸盐水泥的可行性;
The feasibility of replacing iron powder with copper-mine tails in clinkering of silicate cement was discussed is the paper.
对城市污水处理厂污泥厌氧消化过程中不同浓度的硫酸盐对铜、锌、镍三种重金属化学形态变化所起的作用进行了分析研究。
The effect of sulphate with different concentration on the form variation of Cu, Zn and Ni during sludge anaerobic digestion was studied.
分析了苹果酒中的沉淀,确定主要成分为铜的高级脂肪酸盐,部分为硫酸钙。
The sediments of applejack were analysed in this article, and the main composition was determined to be the high-level copper aliphatate, the other was calcium sulfate.
研究了在酸性介质中,钼酸盐孔雀绿浮选分光光度法测定铁、镍、铜中痕量磷。
A new method has been studied for the determination of trace phosphorus in iron, nickel and copper by floatation-extraction spectrophotometry with molybdate and malachite green in acid solution.
如欲进一步提高铜的回收率,必须采用浸出工艺将赋存在硅酸盐类矿物中的铜进行回收。
To further improve the recovery of copper, leaching process should be used so that the existence of copper from silicate minerals could be recycled.
本文论述采用亚硫酸盐作抑制剂,对黑钨粗精矿精选枱浮钼、铜、铋硫化矿浮选分离的研究。
The flotation separation of molybdemun, copper and bismuth sulfides minerals, which are obtained by table flotation of wolframite primary concentrates, is studied using sulphites as depressants.
本文介绍了硫氰酸盐法从高铜、高硫金精矿中提金的中间试验研究。
In this paper, the primary results of middle experiment for the extraction of gold from copper-rich pyritiferous gold concentrate by thiocyanate process are reported.
包括从几个项目包括铜,黄金,煤炭,铁矿石和磷酸盐。
Included are several projects ranging from copper, gold, coal, iron ore and phosphates.
昆士兰州拥有大量煤炭、铝土、黄金、铜、白银、铅、锌、菱镁矿、磷酸盐及石灰石的矿藏。
Queensland has a lot of coal, bauxite, gold, copper, silver, lead, zinc, Lingmeikuang, phosphate and limestone deposits.
恒电流状态下,在氨硫酸盐-氯化物溶液中的铜基片表面进行电沉积,获得了具有5种不同成分的镍钴弥散合金镀层。
The nickel and cobalt disperse alloy deposits of five different compositions were obtained by electrodeposition on Cu substrates in the galvanostatic regime from an ammonium sulfate-chloride solution.
恒电流状态下,在氨硫酸盐-氯化物溶液中的铜基片表面进行电沉积,获得了具有5种不同成分的镍钴弥散合金镀层。
The nickel and cobalt disperse alloy deposits of five different compositions were obtained by electrodeposition on Cu substrates in the galvanostatic regime from an ammonium sulfate-chloride solution.
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