One sometimes sees a lady of a certain age still very beautiful.

1、

1,4-Naphthoquinone is synthesized by oxidation using naphthalene as raw material, cerous sulfate as oxidant in presence of sulfuric acid, and with 140# solvent naphtha as solvent. Reduced cerous sulfate can be regenerated by electrolysis and reused in reaction repeatedly.

用萘为原料，硫酸铈为氧化剂，140溶剂油为溶剂，在硫酸存在下氧化合成1,4萘醌，氧化剂硫酸铈被还原后，通过电解再生，循环使用。

互联网摘选

2、

It is shown that the ceric-cerous sulfate can work as transfer dosimeter or standard dosimeter for measurement. Catalytic Synthesis of Isoamyl Isovalerate with Ceric Sulfate

通过比对和应用证实了测定结果准确可靠，铈剂量计可作为传递剂量计和标准剂量计使用。硫酸高铈催化合成异戊酸异戊酯的研究

互联网摘选

3、

Methods: The cerous sulfate reducing reaction was used according to the preventive and curative criteria of iodine deficiency drawn up by WHO and ICCIDD.

方法：采用WHO与ICCID制定的《碘缺乏病防治标准与方法》中的硫酸铈法。

互联网摘选

4、

Because the oxidation ability of ammonium cerous sulfate was affected by acidity and concentration of solution, we discuss and select their optimization.

因为硫酸铈铵溶液的氧化能力与溶液的酸度和浓度有较大的关系，故讨论了溶液的酸度和浓度的选择。

互联网摘选

5、

OUr goal was to determine urine iodine of 1887 pregnant women and 1887 corresponding newborns with cerous sulfate reducing reaction.

本文采用硫酸铈法测定了1887例分娩前（40周）孕妇与相应的1887例新生儿尿碘。

互联网摘选

6、

Studies on new inorganic ion-exchangers& gas chromatographic efficiency of cerous metaphosphate

新型无机离子交换剂研究&偏磷酸铈的气相色谱应用

互联网摘选

7、

Cerous iodate is soluble in acidic aqueous solution, but a yellow precipitate is formed homogeneously and gradually after irradiation by laser.

三价铈的碘酸盐能溶于酸性永溶液，而在激光辐照后，却均匀地、逐渐地生成黄色沉淀。

互联网摘选

8、

In this paper, the process of the thermal pyrolysis of waste polystyrene ( WPS) was studied of with catalysts in existence such as cerous nitrate, composite catalyst and rare earth chloride etc.

本文研究了废聚苯乙烯在氯化稀土、硝酸铈和复合催化剂等催化剂存在下的裂解情况。

互联网摘选

9、

Butyl methacrylate was synthesized from methacrylic acid and n-butyl alcohol with esterification reactions by the catalytic activey of cerous nitrate.

以甲基丙烯酸和正丁醇为原料，硝酸亚铈为催化剂，合成了甲基丙烯酸丁酯。

互联网摘选

10、

An effective process which uses starch as basic material, ammonium cerous nitrate as initiatingagent and acrylonitrile as monomer to produce super-absorbent polymer is introduced.

介绍了一种以淀粉为基本原料、以硝酸铈铵为化学引发剂、以丙烯腈为单体制备高吸水树脂的有效方法。

互联网摘选

11、

R The results show that cerous nitrate has better catalytic activity for the esterification reaction of methacrylic acid and n-butyl alcohol.

实验结果表明硝酸亚铈具有良好的催化性能。

互联网摘选

12、

Nanometer CeO_2 powders were prepared by means of microwave radiation using cerous nitrate and ammonium hydrogen carbonate.

以硝酸铈为原料，碳酸氢铵为沉淀剂，用微波加热的方法制备了纳米CeO2超细粉体。

互联网摘选

13、

The surface chemical structure of activated carbon fibers ( ACF) was modified by cerous nitrate.

利用硝酸铈铵对活性炭纤维进行了化学改性。

互联网摘选

14、

Effect of cerous nitrate on the activity of ATPase in tissues

硝酸铈对大鼠组织中ATP酶活性的影响

互联网摘选

15、

A novel solid complex of gelatin hydrolysate and cerous chloride was synthesized successfully, and the complex reaction between gelatin hydrolysate and rare earth cerium was verified by FT-IR.

报道了用水相法合成水解明胶铈配合物，采用红外光谱证明了水解明胶与铈的配合反应。

互联网摘选

16、

Research on Equivalent Bending Strength of Cermet Cladding Material for Clad in Press Condition

金属陶瓷硬质覆层材料覆层受压时的等效抗弯强度研究

互联网摘选

17、

Research on Wear Resistance of Cermet Cladding Material

金属陶瓷硬质涂覆层材料耐磨损性能研究现状

互联网摘选

18、

The effect of MoS_2 content on the friction and wear properties of copper-based cermet material was investigated. The result showed that MoS_2 was decomposed S and Mo during sintered;

研究了MoS2在铜基摩擦材料中的作用，结果表明，作为润滑组元加入的MoS2并非以MoS2的形式影响摩擦材料的性能。

互联网摘选

19、

Study on the Tribological Properties of SiC Ni Co Mo PbO High Temperature Self Lubricating Cermet Material

SiC-Ni-Co-Mo-PbO系高温自润滑金属基陶瓷材料摩擦学性能的试验研究

互联网摘选

20、

Study on the Tribological Properties of WC-Ni-Co-Mo-PbO High-Temperature Self-Lubricating Cermet Material

碳化钨－镍－钴－钼－氧化铅系高温自润滑金属陶瓷材料的综合性能研究

互联网摘选