On the basis of finding that lead is the vital factor to bring patina on galvanized steel sheets, two hypothesizes, colloid film of lead sulfate and the codeposition of zinc and lead, were employed.
在发现铅是导致电镀锌钢板黑变发生的关键因素的基础上，对电镀锌钢板的黑变机理提出了锌铅共沉积假说和硫酸铅胶体膜假说；
An on line extraction flow injection method was developed for the determination of trace lead in nickel sulfate electrolyte using flame atomic absorption spectrometer as the detector.
本文采用流动注射在线萃取火焰原子吸收光谱法测定硫酸镍电解液中微量铅。
In this paper, the preparation of tribasic lead sulfate from lead slag formed during tellurium extraction was studied.
研究了以脱碲铅渣为原料制备三盐基硫酸铅的工艺。
The structure, electrochemical performance and the mechanism of formation of positive active material of tetrabasic lead sulfate(4BS)were elaborated.
对四碱式硫酸铅（4BS）的结构、电化学性质以及电池正极活性物质的形成机理进行了阐述。
Whereas sulfate particles from a volcano might warm the air of the upper atmosphere by a couple degrees, black carbon absorbs heat from the sun and can lead to much more atmospheric warming.
然而火上上喷发出来的硫化物会使大气层上部的空气暖好几度。黑炭吸收太阳散发的热量，并且会导致气温上升的高的多。
This method involves using the glacial acetic acid as a catalyst, adding the litharge in aqueous medium and adding a quantity of oil of vitriol to yield lead sulfate.
该法来用了冰乙酸作催化剂，在水介质中加入氧化铅，再滴加一定量的浓硫酸来合成硫酸铅。
The quality of the tribasic lead sulfate synthesized can meet the enterprise standard(HG2340-1992).
合成的产品三碱式硫酸铅质量符合原化工部行业标准（HG2340—1992）。
The recovery processes of waste residue of tribasic lead sulfate were introduced.
介绍了三盐基硫酸铅废渣回收生产工艺。
The roasting dust which produced from zinc concentrate roasting process, main contains zinc oxide, zinc ferrite, zinc sulfide, cadmium sulfide, lead sulfate etc.
该种焙烧烟尘的二次焙烧处理工艺存在着环境污染等一系列无法彻底解决的问题。
The hydrometallurgy technics of Zinc system in the Northwestern Lead and Zinc Smelter uses the purification of reverse adding Antimony salt to get rid of the impurity in the Zinc Sulfate solution.
西北铅锌冶炼厂锌系统湿法冶炼工艺采用反向锑盐法净化除去硫酸锌溶液中的杂质。
Lead sulfate crystals have optical properties, if it can be designed in structure, it will be widely used in scintillation materials.
得到的产物具有光学性质，如果我们对其结构进行合理的设计，硫酸铅将在闪烁材料方面有广泛的应用。
Some manufacturers used a little fumed litharge and basic lead sulfate here also.
有些制造厂也用少量细质的一氧化铅和碱式硫酸铝。
Immediate admission orders include oxygen by nasal cannula at 4 L/minute, blood work, a chest radiograph, a 12-lead electrocardiogram (ECG), and a 2 mg of morphine sulfate given intravenously.
鼻导管给氧，每分钟4升；采血；胸透；12导的心电图；2毫克的硫酸吗啡静脉注射。
Immediate admission orders include oxygen by nasal cannula at 4 L/minute, blood work, a chest radiograph, a 12-lead electrocardiogram (ECG), and a 2 mg of morphine sulfate given intravenously.
鼻导管给氧，每分钟4升；采血；胸透；12导的心电图；2毫克的硫酸吗啡静脉注射。
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