铈的

The advantages and disadvantages of cerium oxide and cerium oxide-based sorbents are analyzed based on the main problems existing in application to high temperature desulfurization.

针对目前高温煤气脱硫剂存在的问题，分析了氧化铈及氧化铈基脱硫剂的优点和缺点。

The research progress in cerium oxide and cerium oxide-based sorbents as the second-generation sorbents for high temperature desulfurization is reviewed.

较详尽地叙述了被誉为第二代高温煤气脱硫剂的氧化铈及氧化铈基脱硫剂的研究进展和研究动态。

The amount of coated CeO2 increased gradually with the increase of cerium ion concentration in the sol.

复合粉体中CeO2的包覆量随着铈溶胶中铈离子浓度的升高而增大。

In the paper a new technology of divorcement cerium from rich lanthanum rare earth in bastnaesite was studied .

本文对氟碳铈镧矿中铈与富镧稀土分离的新工艺进行了研究，分离出来的富镧稀土，经适当配比可满足制取储氢合金的要求。

The type of precipitant not only significantly affects the coprecipitation of ruthenium and cerium ions, but also affects the reduction of the surface oxygen.

沉淀剂种类不仅明显地影响钌离子和铈离子的共沉淀，而且会影响载体二氧化铈表面氧的还原。

Manganese and cerium is the oxidative reagents usually employed. In recent years, the oxidative free radical reactions of quinone derivatives have been studied in this laboratory.

锰以及铈是最常使用的氧化性试剂，本实验室也将锰以及铈运用在醌类化合物的环合反应上。

The adsorption characteristics of arsenic in water by cerous hydroxide were studied.The results showed that cerous hydroxide had well adsorption effect for trivalent arsenic and pentavalent arsenic.

研究了氢氧化铈对水中砷的吸附特性，结果表明：氢氧化铈对As和As均有良好的吸附效果，其吸附等温线能很好地用Langmuir方程描述。

The effects of cerium additive on the Zn-Fe alloy electrodeposition bath and coating were investigated.

研究了铈对电沉积锌-铁合金镀液及镀层性能的影响，通过分散能力、阴极极化曲线测定，得出在镀液中添加一定量的氯化亚铈能改善镀液性能。

The effects of La-Pr-Ce mischmetal on the microstructure and mechanical properties of the testing cast Mg-7Li-1Al alloys have been investigated by means of mechanical property measurement,optical microscopy,scanning electron microscopy and X-ray diffractometer.Influence of the aging treatment on microstructure and mechanical properties of the test Mg-7Li-1Al-xLPC alloys have-been studied.Similarly,heat treatment strengthening mechanism of cast Mg-7Li-1Al-xLPC alloy and strengthening mechanism of La-Pr-Ce mischmetal cast Mg-7Li-1Al has also been discussed in depth.

通过进行力学性能测试试验，并采用光学显微镜、扫描电镜、X射线衍射仪等现代材料分析测试手段，研究镧镨铈混合稀土对Mg-7Li-1Al合金组织和性能的影响；分析时效处理对Mg-7Li-1Al-xLPC合金组织和力学性能的影响程度；并且探讨了镧镨铈混合稀土对Mg-7Li-1Al合金以及时效处理对Mg-7Li-1Al-xLPC的强化机理。

Through the processes of grinding bastnaesite ore concentrate, mixing the ore powder with NaCO3 in the ratio of 1 to 0.1-0.4, roasting the mixture at 400-800 deg.c for 1-6 hr, elution of the roasted sand with hot water to obtain NaF, drying filtered drag after eluting NaF and mixing the dried drag with ammonium chloride, roasting the mixture at 300-600 deg.c for 1-3 hr, hot water soaking to obtain rare earth chloride solution, extraction with 20% kerosine solution of naphthenic acid, and hydrochloric acid counter extraction to obtain rare earth chloride product.

本发明涉及一种氯化铵法从氟碳铈精矿提取氯化稀土的方法，首先将氟碳铈原精矿磨细，并与NaCO 3 混合，其比例为原矿∶NaCO 3 ＝1∶0.1～0.4，混合均匀后在400℃～800℃焙烧1～6小时，焙砂用热水洗出NaF，洗出NaF的滤渣干燥后与氯化铵混合，于300℃～600℃焙烧1～3小时，再用热水浸取得到氯化稀土溶液，用20％的环烷酸煤油液萃取，再采用盐酸反萃得到氯化稀土产品。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新