催化的

Photocatalytic degradation experiments for cokery waster water were carried out using thefilms.

以四氯化钛乙醇溶液为前驱体，采用溶胶——凝胶法在普通的玻璃管上制备了掺铈TiO_2纳米膜，并用此薄膜作了焦化厂废水光催化降解实验，得出了该光催化降解反应的有利条件。

Methods After collecting the benzene series in the air inlet and air outlet of the three way catalytic converser in 100% working loads, their health risk was assessed with the methods of health risk assessment.

采集分析100%负荷下三元催化器进气口和出气口中苯系物的浓度，利用健康环境风险评估方法比较催化前后苯系物健康风险的变化。

The study shows that the treatment can depress the growth of crystallite and improve the

研究结果表明：硝酸处理可以抑制LSCF晶粒生长，并且提高LSCF的双氧水催化性能，其中LSCF-40-900的催化性能最好。

The influences of solvent, reaction temperature, and time on the conversion of cyclohexane were examined.

以环己烷氧化为探针反应，考察了上述负载催化材料的催化性能并分析了不同金属离子或取代基对催化剂活性及选择性的影响。

Ammoximation of cyclohexanone in the presence of a titanium silicalite (TS 1) catalyst was studied.

摘 要：研究了自制的无机钛硅原料体系TS - 1催化环己酮氨氧化反应，结果表明：钛进入了分子筛的骨架中，构成了TS - 1催化活性中心。

T. , the isolated yield reached to 92% and the selectivity was above 99%. The product was immiscible with TSILs and could be separated simply by decantation after the reaction.

由于生成的乙酸苄酯不溶于催化体系，反应产物与催化体系分层，通过简单的倾析便可实现产物分离，简化了分离过程。

Visible light catalytic activity was observed in the experiment of the decoloration of methylene blue.

对可见光照射下的光催化活性进行了测试，并考察了锻烧温度及掺杂量等对光催化活性的影响。

At present, studies on and applications of chiral diamine s have been regarded as one of the most remarkable fields in catalytic asymmetric reactions.

手性二胺作为具有良好催化活性和对映选择性的手性配体或手性辅助剂，在多种催化不对称反应中已经得到广泛应用，并取到了很好的研究成果。

In this thesis the preparation of doped composite semiconductor photocatalyst as well as its photocatalytic performance for hydrogen production was searched. The reseach works is composed of two parts: The first part was the study on the preparation of CdS-SiO_2 and its photocatalytic performance.

本文研究了复合掺杂半导体可见光催化剂的制备及其光催化制氢性能，主要分为两个部分：一、复合半导体催化剂CdS-SiO_2的制备及其光催化性能研究。

In ChapterⅤ, the asymmetric reduction of prochiral ketones using borane as the reagent catalyzed by chiral dysprosium catalyst were described.

第五章主要研究了手性镝试剂催化下硼烷对潜手性酮的不对称还原反应，结果表明异丙氧基镝对硼烷还原酮有明显的催化作用。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！