查询词典 sulphur

In a method of separating sulphur dioxide, the above-described device (1) can be used.

在分离二氧化硫的方法中可使用上述装置(1)。

FS 33 is a heavy-duty mineral cutting oil blended from highly refined base oil and high quality EP additives including active sulphur, in-active sulphur and fatty oil.

FS 33 是一款重负荷矿物油切削油，由精炼的矿物油配合优质的活性硫、不活性硫及脂肪等极压添加剂配制而成，能有效地防止刀具与碎屑之间的局部熔合，从而提高光洁度及刀具使用寿命。

From kerogen and the whole rock respectively 5.6 folds and 1..7 folds (comparing to the condition that no sulphur exists in the oil shale). 3. Sulphur can greatly promote the productivity of liquid hydrocarbon under the condition of middle-low temperature.

在中低温度下单质硫可以大幅度提高生烃母质液态烃产率。300℃时可使干酪根和全样的饱和烃产率分别提高8.1倍和1.5倍，芳烃产率分别提高12.7倍和2.1倍。

The sulphur is collected and is usually sold to chemical companies mainly for the manufacture of sulphur acid.

硫收集起来后通常出售给化学公司，主要是用于生产硫酸。

The sulphur is collected and is usually sold to chemical companies mainly for the manufacture of sulphur acid.

硫收集起来后通常出售给化学公司，主要用于生产硫酸。

The total content of amino acid and sulphur -amino acid in grain of cultivars with HMW-GS composition both 2+12 and 5+10 were increased by sulphur application under the condition of high nitrogen level, and the positive c

总氨基酸含量和含硫氨基酸含量高可能是NE7742表现优质的一个原因。

Native sulphur is the main source of sulphur for the sulphuric acid industry, followed by sour gas (natural gas containing hydrogen sulphide) and pyrite.

天然的硫是硫酸工业的主要来源，其次是酸气和黄铁矿。

A significant proportion of these acids come from sulphur in the fuel which reacts during the combustion process and builds sulphur ic acid, a very corrosive and acidic component.

它们中有很大一部分来自于燃油中所含有的硫，这些硫在燃烧时会生成硫酸，而硫酸是一种具有很强的腐蚀性和酸性的物质。

Technological developments in design of very large-scale or over 600 kt/a sulphur -burning sulphur ic acid plants in China are described and the process arrangement, equipment structure and material selection for some typical plants are discussed in detail.

论述我国近年来在设计600 kt／a以上超大型硫磺制酸装置方面的技术进展，详细介绍一些典型装置的工艺布局、设备结构与材料选择。

Utilization status, existing major problems and development trend in future for sulphur resources in our country are introduced. The paper also puts forward to take pyrite resource as main raw material for producing sulphur acid, and developing large size suchniques needs to be imported, but a single series can be designed in home based on actual condition.

介绍了我国硫资源利用现状、存在的主要问题、硫资源利用的发展趋势，提出今后硫资源利用应以稳步发展硫铁矿制酸为主，并向装置大型化方向发展，但规模局限於20万~5万t/a，且关键部分要技术引进，并结合实际，适时进行单系列国产大型化设计，真正发挥硫资源利用的综合效益。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐