查询词典 hydrogen sulfide

As he went out, a smell of hydrogen sulfide, like rotten eggs, wafted in.

他一出去，一股硫酸味道象臭鸡蛋似的吹了进来。

If the water contains high levels of salt, minerals or hydrogen sulfide, a closed loop system is usually preferable.

如果水中含有高浓度的盐，矿物质和硫化氢，一闭环系统通常是可取的。

Because of improved separation of the product gas mixture into its components, less hydrogen sulfide and methyl mercaptan are lost in discharging the inert gases than in the known process.

由于将产品气体分离成其组分的改进方法，与已知技术方法比较，在惰性气体的排放中损失的硫化氢和甲硫醇较少。

XLSulfur columns is extensively deactivated for analysis of low ppbv levels of hydrogen sulfide and methyl mercaptan.

现在分析ppbV级含硫混合物可以使用特殊处理过的硫钝化柱管来分析分离。

In the article with emphasis has studied take FLUENT as thesoftware platform natural gas desulphurization catalysis modellingplan, in order to enable to include the hydrogen sulfide the naturalgas as far as possible evenly through the entire catalyst carrier,enhances the natural gas desulphurization catalysis transformationefficiency and the service life, has carried on the value simulationand the simulation to it optimizes, and carries on the contrast withthe former related conclusion.

文中重点研究了以FLUENT为软件平台天然气脱硫催化器的建模方案，为了使含有硫化氢的天然气尽可能均匀地通过整个催化剂载体，以提高天然气脱硫催化器转化效率和使用寿命，对其进行了数值模拟与仿真优化，并与以往的相关结论进行对比。

Both phototrophic and chemotrophic bacteria are suitable candidate microorganisms for hydrogen sulfide removal.

本文综述了近年来研究人员在开发生物脱硫工艺方面所做的大量工作，以取代传统的化学脱硫工艺。

Hydrogen sulfide ; phototrophic ; chemotrophic ; biological oxidation

硫化氢；光能自养；化能自养；生物氧化

In putrefaction the evolved materials may contain carbon dioxide, but the characteristic odors are hydrogen sulfide and sulfur-containing protein decomposition products.

在腐败过程中，放出的物质中可能含有二氧化碳，但其特征气味是硫化氢和含硫蛋白质的分解产物。

The production method and processing conditions of sulfur,sodium hyposulfite, sodium hydrosulfide and thiourea from hydrogen sulfide tail-gas in the production of barium carbonate by carbonation method are introduced.

介绍了利用碳化法生产碳酸钡的硫化氢尾气生产硫磺、硫代硫酸钠、硫氢化钠和硫脲的生产方法和工艺条件，指出硫化氢的综合利用生产工艺简单，产品质量稳定，容易工业化，产品成本低，同时消除了硫化氢尾气对环境的污染，有巨大的经济效益和社会效益，发展前景非常广阔。

The process improvement of flaky sodium hydrosulfide production;2. The production method and processing conditions of sulfur,sodium hyposulfite, sodium hydrosulfide and thiourea from hydrogen sulfide tail-gas in the production of barium carbonate by carbonation method are introduced.

介绍了利用碳化法生产碳酸钡的硫化氢尾气生产硫磺、硫代硫酸钠、硫氢化钠和硫脲的生产方法和工艺条件，指出硫化氢的综合利用生产工艺简单，产品质量稳定，容易工业化，产品成本低，同时消除了硫化氢尾气对环境的污染，有巨大的经济效益和社会效益，发展前景非常广阔。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。