产钛的

Under optimal conditions, oxidation of ethylbenzene into acetophenone under 1 atm O2 and 1 mol% NHPI reach to 64% yield.

在最佳的催化状态下，苯乙烷能在1 atm的氧气、1 mol% NHPI与轴向配位基为吡啶的紫质修饰二氧化钛共催化下，氧化成苯乙酮，并得到64%的产率。

A mathematical model and a program are developed to calculate neutron yields, energy spectrum and angular distribution of D^3 He reaction in a thick deuterium-titaniumTiD(subscript x target as incident deuteron energy lower than 1.0 MeV.

给出一种计算氘钛厚靶D^3 He反应加速器中子源的产额、能谱和角分布的方法，并发展了一个计算机模拟程序，程序能够计算氘束流能量小于1.0 MeV的中子源的产额、能谱和角分布。

Metal minerals consist of major pyrrhotite, pentlandite, chacopyrite, violarite and pyrite, with minor millerite, niccolite, magnetite, ilmenite and galena.

矿体的形态产状：似层状矿体、似板状矿体、脉状矿体、纯硫化物脉状矿体、上悬透镜状矿体、主要金属矿物有磁黄铁矿、镍黄铁矿、黄铜矿、紫硫镍矿、黄铁矿；次要矿物：针镍矿、红砷镍矿、磁铁矿、钛铁矿、方铅矿等。

By photo-catalysis experiment test the reactiveness of TiO2 particle as photocatalyst, which is prepared in our lab. By compared with the one that is bought from Germany, we can know the ratio of reactiveness of it against the one from Germany is about 74%.

在光催化实验中，检验了本实验室产二氧化钛粉体的光催化活性，可知其在苯酚降解中的光催化效率达到德国产粉体的74％左右。

With a history of more than 20 years, the company enjoys great reputation in the related filed. Its business mainly falls into the scope of production and sales of powder-shapedraw chemical materials, with titanium white as its leading product.

是一个集产、供、销为一体，拥有二十余年历史的大型化工企业，主要从事一钛白为主要品种的粉体化工原料生产和经销等业务，在同行中享有相当高的知名度。

In this paper, titanium ethoxide was synthesized by the direct electrochemical method. The production was characterized by Raman spectra. The effects of different factors on the voltage, current efficiency, material yield and space-time yield were investigated.

采用直接电化学法合成乙醇钛，采用激光拉曼光谱对产物进行了表征，详细探讨了电解时间、电流密度、支持电解质浓度、电解液温度以及电极间距对槽电压、电流效率、产物收率和时空产率的影响。

But ferrous sulfate the by-product of TiO2 cannot be effectively used enough in our country over a long period. In order to solve above questions, the dissertation has done some works as follows:Firstly, the process of purifying by-product of TiO2-ferrous sulfate is studied. The craft and condition of the synthesis of micaceous iron oxide with by-product of TiO2-ferrous sulfate was studied through experiments.

它们都可以通过钛白副产硫酸亚铁为原料制备，但是长期以来，我国硫酸法生产钛白的副产物硫酸亚铁得不到充分有效地利用，针对以上情况，本论文主要作了以下几个方面的工作：首先，研究了钛白副产硫酸亚铁的净化工艺路线，讨论了钛白副产硫酸亚铁水热法合成云母氧化铁的工艺路线和条件，讨论了影响云母氧化铁生成的因素，得出了红、棕、灰云母氧化铁合成的控制条件。

The morphology,crystal shape and size of nanopowder was characterized and analyzed by XRD,SEM technologies,the yield of preparation was considered,and the best technic parameters was obtained:titanium tetrachloride∶n-octanol is 1∶4,the temperature of ammonium carbonate satura...

通过XRD、SEM对纳米粉体的形貌、晶型、粒径进行了表征对比，并结合二氧化钛粉体制备的产率，确定了最佳工艺参数：四氯化钛∶正辛醇=1∶4，碳酸铵饱和溶液温度为50℃，真空干燥温度为110℃，焙烧温度350℃，焙烧时间3 h。

The present paper discusses the effects of hot air sintering on thesintering Process and the sinter quality including the adaptable process parameters for vanadiumbearing titanomagnetite concent rate with high titanium oxide content.

通过实验室试验，探讨了在攀钢可能实现的条件下，热风烧结对高钛型钒钛磁铁精矿烧结过程和产质量的影响及其适宜的工艺参数。

Dongfang Titanium is supported by self-produced high quality ilmenite resources with capacity 400,000 metric tons per annum. Dongfang Titanium is in cooperation with domestic and overseas professional production and research organizations. Sulphate process TiO2 process has been developed, suitable for Dongfang Titanium self-produced ilmenite.

东方钛业依托自产40万吨/年高品位优质钛精矿资源，与国内外专业钛白生产研究机构合作，开发出适合公司自产钛精矿特有的硫酸法金红石钛白粉生产工艺，建设完成了单条生产线4万吨/年的硫酸法金红石钛白粉生产装置。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。