查询词典 sulfur

The effects of C/Fe on desulphur rate is obvious different from the influence on content of sulfur in DRI, the mechanics of desulphur of pellet bearing carbon in DR process depends strongly on the exist constitution of sulfur in it.

含碳球团中的硫酸盐硫将残留在DRI中，文章据此提出了临界内配碳比的概念，当内配碳比低于临界值时，提高内配碳可以同时起到加速还原和脱硫的作用，当内配碳比高于临界值时，将会造成DRI含硫超标。

The efficiency of sulfur removal of the Ca-containing desulphurizer usually rather low, three assistant agents, namely Na2CO3, MgO and Al2O3, as the additives of the main desulphurizer CaCO3 were added respectively to observe their effects of desulphurization at different Ca/S ratio and varied temperature by using ZCL automatic sulfur analyzer.

鉴于钙基固硫剂普遍存在固硫率低的情况，用CaCO3为主固硫剂，分别添加CaCO3，MgO，Al2O3三种助剂，在ZCL型自动测硫仪上进行了不同温度、不同钙硫比条件下的固硫试验。

The results show that these sulfur gases emitted from soils were identified as products of microbial decomposition of sulfur-containing amino acids, diethyl sulfate and reduction of sulfate.

结果表明：土壤释放的含硫气体是微生物分解含硫氨基酸、硫酸酯、还原硫酸盐的产物。

For this pyrolysis, cadmium acetate dihydrate and sulfur powder were used as the cadmium source and sulfur source, respectively.

以三辛基膦为单一配位溶剂，二水合乙酸福和硫粉为前驱体，用高温热解的方法制备CdS纳米棒。

Subcordiformis in Huanghai Sea near Dalian, it can be able to evolve H〓 photosynthetically. Comparing with Chlamydomonas reinhardtii in our lab, the H〓 productivity is same. By the elementary macro regulation of H〓 production with 2, 5-dibromo-3-methyl-6-isopropyl-p-benzoquinone , N, N'-dicyclohexylcarbodiimide , 3-(3, 4-dichlorophenyl)-1, 1-dimethylurea , sodium dithionate, sulfur-deprivation and cell immobilization, the results show that DCCD, immobilization and sulfur-deprivation has a positive effects on the H〓 production.

利用DCCD（质子泵抑制剂N，N'-dicyclohexylcarbodiimide）、DBMIB（光合电子传递抑制剂2，5-dibromo-3-methyl-6-isopropyl-p-benzoquinone）、DCMU[PSⅡ光合放氧抑制剂3-（3，4-dichlorophenyl）-1，1-dimethylurea]、连二亚硫酸钠、无硫调控及固定化扁藻等手段，对该扁藻产氢进行初步的宏观调控，发现DCCD的加入、扁藻的固定化和无硫调控对产氢均有正效应，其中无硫调控使扁藻产氢时间延长，总产氢量提高了近10倍。

High-sulfur hot spring water in ancient description: hot spring water from 2500 meters underground granite, dolomitic limestone and gneiss crust between the ancient hot springs, hot spring water has been formed last million years, year-round water temperature of 50-60 ℃, a liter water the sulfur content of more than 2 mg in the rich oxygen, silicon, aluminum, iron, calcium a variety of ancient trace mineral elements, PH value of 7 are weak acid, such as lactic acid in yogurt not only offer intestinal alkaline substances in the change into a weak acid substances, but also have anti-bacterial material substances, inhibition of intestinal bacteria breeding corruption and activities, thereby reducing the intestinal harmful substances on human health has a very good role.

高硫磺远古温泉水质介绍：温泉水来自地下2500米花岗岩、白云质灰岩和片麻岩之间的地壳温泉，温泉水已经形成上亿年，又称&远古温泉&，常年水温50-60℃，每升水中的硫磺含量在2毫克以上，富含氧，硅，铝，铁，钙等多种远古微量矿物元素，PH值7属于弱酸性，如酸奶中的乳酸不但能使肠道里的弱碱性物质转变成弱酸性物质，而且还能产生抗菌物物质，抑制肠道中的腐败菌的繁殖和活动，从而减少肠道内的有害物质，对人体具有非常好的保健作用。

The study indicates that the Pb and Zn ore-forming elements probably come from the basement rocks; The initial Pb isotope could be derived from the crust-mantle mixing in the erogenic belt; sulfur isotope composition is enriched in heavy sulfur that may have come from the seawater sulfate in the synchronous sedimentation; the ore is characterized with REE enrichment, obvious fractionation of LREE and flat-pattern of HREE; ore-forming media is thermal brine fluid; both mineralization temperature and pressure are low; the metallogenic epoch is probably in late Dengying epoch of Sinian period.

研究表明，基底岩系可能为成矿元素Pb、Zn的主要来源；原始铅主要来源于壳幔棍合的造山带；硫同位素富集重硫，可能主要来源海水硫酸盐；矿石中稀土元素富集，轻稀土分异较明显，而重稀土分异不明显；成矿流体推测为热卤水性质，成矿温度为中低温，具有低压浅成成矿特点；矿床形成的初期应始于震旦纪灯影世晚期。

Inhibitors including sodium dodecyl sulfate, boric acid, sulfur, and potassium fluoroborate (KBF4) are added to compare the surface quality of AZ91 casting Experimental results show that adding sulfur in green sand obtained AZ91sand castings with satisfied surface quality and adding KBF4 in green sand produced sand castings with best mechanical properties.

实验结果显示添加硫磺，可得到较佳模砂性质且有效控制产生较好的金属表面品质，添加氟硼酸钾有较佳机械性质。

A static headspace GC-MS method was used to detect sulfur in the fumatory Radix Bupleuri,the authentic samples free of sulfur was detected as reference.

运用静态顶空毛细管气相色谱-质谱联用技术进行检测市售柴胡是否经硫黄熏蒸，并从产地采集未经硫黄熏蒸的柴胡作为阴性对照药材与市售柴胡进行比较。

According to the principle that the moss can monitor the sulfur dioxide, the funaria hygrometrica is used in Pollution monitoring and the conditions of sulfur dioxide pollution are proposed by using five-point sampling method on funaria hygrometrica

根据苔藓植物监测二氧化硫原理，利用盆栽葫芦藓对大气污染进行定位定时监测，采用五点取样法对受害的葫芦藓植株进行统计，得出二氧化硫的污染程度和危害。

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