腐蚀性气体硫化氢的测定方法最常见的是亚甲基蓝分光光度法和碘量法,这两种测定方法都受到众多因素的影响。
The most common determining methods of corrosive gas - hydrogen sulfide are the methylene blue spectrophotometry and the iodimetry, however, these two methods are both affected by many factors.
井水除铁和锰位于处理的第一步,通常用的方法是曝气,同时曝气还可以除取溶解于水的气体硫化氢和二氧化碳。
Aeration is customarily the first step in treatment for the removal of iron and manganese from well waters and a standard way to separate dissolved gases such as hydrogen sulfide and carbon dioxide.
正如我们所说,这些热液喷口正在向海洋深处释放这种强热的水,含有一种叫做硫化氢的化学物质,和一种气体,二氧化碳。
As we said, these hydrothermal vents are releasing into the ocean depth this intensely hot water that contains a chemical called hydrogen sulfide, and also a gas, carbon dioxide.
这种气体是硫化氢,上升后与石灰岩裂缝中地下水的氧气混合。
This gas is hydrogen sulfide, rises up and mixes with oxygen in the underground water that sits in the cracks and fissures in the limestone.
细菌以这种油为食,并释放硫化氢气体。
在吸入硫化氢气体10分钟后,老鼠的耗氧量和二氧化碳排出量出现下降,在硫化氢持续供应下会一直保持这种极低的状态。
The mice’s consumption of oxygen and production of carbon dioxide dropped ten minutes after they began inhaling hydrogen sulphide and remained extremely low as long as the gas was administered.
最便宜的方案是使用巨型空中加油飞机——例如美国空军的KC-10“补充者”空中加油机(KC-10Extender),装满二氧化硫和硫化氢气体。
The cheapest option could be to use giant mid-air refuelling aircraft, such as the US air force's KC-10 Extender, filled with sulphur dioxide or hydrogen sulphide gas.
“脱硫”是从被污染的气体中清除二氧化碳、硫化氢和其它污染物质,(由于污染气体有硫的味道往往被称为酸气),这项工作仅在美国就是一年一百二十亿的生意。
“Sweetening” is the removal of CO2, hydrogen sulfide and other contaminants from contaminated gas, (often called sour gas due to the sulphur smell), and is a $12 billion-year-business in the US alone.
在老鼠吸入氢硫化物十分钟后,它们对氧气的消耗和产生的二氧化碳量下降,并且一直保持极低的水平只要这种气体一直在控制中。
The mice's consumption of oxygen and production of carbon dioxide dropped ten minutes after they began inhaling hydrogen sulphide and remained extremely low as long as the gas was administered.
最常见的一种化合物是硫化氢,是一种具有臭鸡蛋气味的极毒气体。除了金和铂以外,所有的金属都能跟硫化合生成硫化物,许多矿物就是这种硫化物。
Its most familiar compound is hydrogen sulfide, a poisonous gas that smells like rotten eggs. All metals except gold and platinum form sulfides, and many ores are sulfides.
氨气和硫化氢气都是有害气体,而且比二氧化碳的危害更大,特别是氨气在空气中的含量要限制在百万分之十五以下。
Ammonia gas and hydrogen sulfide is harmful gas, and more harmful than carbon dioxide, especially ammonia in the air to limit the content below fifteen over one million.
利用固定生物膜滤池控制硫化氢气体是一种经济有效的方法。
The control of hydrogen sulfide using biological fixed-film filter is an economical and effective method.
气体分馏装置原料液化石油气(LPG)中有机硫化物形态复杂,考察分析工业装置精丙烯硫化物含量变化难度大。
It's very difficult to investigate the content variation of sulfide in fine propene since the state of organic sulfide in gas fractionation unit feedstock (LPG) was very complex.
硫化氢是沼气以及一些工业气体中的有害成分,它不但可以导致管道和设备的腐蚀,而且还会危及人们的健康。
Hydrogen sulfide is a harmful impurity of the biogas and some industrial gases, not only it can cause the pipeline and equipments corrosion but also can threaten the human safety.
该气田腐蚀主要有硫化物应力腐蚀和酸性气体的电化学失重腐蚀两类。
In this gas field, there are mainly two kinds of corrosion-sulfide stress corrosion and electrochemical weightlessness corrosion by sour gas.
密度过大时,不仅室内二氧化碳及氨气、硫化氢等有害气体增加,空气温度增高,垫草潮湿。
Small Density too big when, not only indoor carbon dioxide and hydrogen sulphide ammonia, the harmful gas such as increased, the temperature increases, the air cushion wet grass.
含高浓度硫化氢的可燃性气体在用半导体传感器检测前必须分离。
Rapid separation between combustible gases and coexisted hydrogen sulfide has been studied in order to determine combustible gases by semiconductor sensor without poisoning.
用途:用途:用于合成表面活性剂,硫化促进剂,酸性气体吸收剂。
Uses: used for synthesis of surface active agent, vulcanization accelerator, acid gas absorbent.
用途:本产品广泛应用于净化半水煤气、原料气天然气、油田气、煤气、及二氧化碳气体中的H2S及部分有机硫化物。
This product is widely used in semi-water gas purification, raw gas, natural gas, oil gas and the H2S of carbon dioxide gases and some organic sulfides.
最后还创新性的提出了采用喷洒碱性液体快速中和硫化氢气体的思想,并且还对喷洒系统中相关部件进行了参数计算及选型。
Finally, innovative use of spray made rapid alkaline liquid and hydrogen sulfide gas in the idea, and also the relevant parts of the sprinkler system and selection of parameters were calculated.
呈白色粉末状,无毒无腐蚀作用,不溶于水,与硫化氢和碱液不起作用,遇酸溶解而产生硫化氢气体。
White powder, non-toxic non-corrosive effect, do not dissolve in water with hydrogen sulfide and the lye does not work, have a case of acid and dissolved hydrogen sulfide gas.
通过选择柠檬酸配位剂和其它助剂,研究了柠檬酸铁处理高浓度硫化氢炼厂酸性气体。
Through choosing citric acid complexant and other auxiliaries, the experimental was carried on treatment of high concentrated H_2S refinery acidic gas by ferric citrate.
硫化氢是沼气以及一些工业气体中的有害成分,它不但可以导致管道和设备的腐蚀,而且还会危及人们的健康。
Hydrogen sulfide is a harmful impurity in the biogas and some industrial gases. It can not only cause the pipeline and equipments corrosion but also can threaten the human safety.
主要的问题在于二氧化碳、硫化氢、氡气和其它的气体从土壤的缝隙中直接透过建筑物渗入室内的空气 中。
The main problems are related to seepage of carbon dioxide, hydrogen sulphide, radon and other gases from soil cavities directly into indoor air through perforations in the structure.
该催化剂可用于含有机硫化物的轻油馏分或气体的加氢脱硫,特别适用于石脑油和焦化干气的加氢脱硫。
Said catalyst can be used for hydrodesulphurization of light oil fraction or gas containing organic sulphide, in particular, it is applicable to hydrodesulphurization of naphtha and coking dry gas.
本产品具有良好的着色率和遮盖率,耐侯性好,遇硫化气体不变黑。可替代部分二氧化钛。
The product has good coloring and cover rate, good weather, when the same black sulfide gas. Can replace part of titanium dioxide.
采用燃烧氧化的方式将含硫气体中的硫化物氧化成二氧化硫后,再经色谱分离和微电导检测器检测。
The sulphur-containing compounds in the gases were oxidized by burning. The sulphur dioxide were then chromatographed and detected by an electrolytic conductivity detector.
用途:本产品广泛应用于净化半水煤气、原料气天然气、油田气、煤气、及二氧化碳气体中的H2S及部分有机硫化物。
Uses: This product is widely used in semi-water gas purification, raw gas, natural gas, oil gas and the H2S of carbon dioxide gases and some organic sulfides.
用途:本产品广泛应用于净化半水煤气、原料气天然气、油田气、煤气、及二氧化碳气体中的H2S及部分有机硫化物。
Uses: This product is widely used in semi-water gas purification, raw gas, natural gas, oil gas and the H2S of carbon dioxide gases and some organic sulfides.
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