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After tiny amount of platinum was deposited onto the NPG substrate,not only the structure stability of NPG was greatly improved,but also the Pt-Au bimetallic catalysts displayed the better catalytic activity and the stronger poison resistance towards the electrooxidation of small or...

如在NPG基体再沉积微量的铂，不仅明显改善了NPG的结构稳定性，而且由于Pt、Au两组分之间的协同效应而使该催化剂对有机小分子的电催化氧化具有比纯铂更高的催化活性和更强的抗催化毒物能力。

Besides, the stable high octane number gasoline fraction can be obtained from the thermal-catalytic cracking of PS.

研究还表明，PS通过热解-催化可得到比较稳定的高辛烷值汽油组份。

The aim of this work is to obtain styrene monomer and high octane number gasoline fraction from polystyrene by thermal and thermal-catalytic treatment respectively.

本文的目的是用热解和热解-催化两种方法由聚苯乙烯制取苯乙烯单体和汽油组份。

In view of the target products of continuous catalytic reformer for the production of either aromatics or high octane number gasoline components,the technical parameters for the evaluation of the units were discussed.

从汽油型和芳烃型连续重整装置的目的产物出发，讨论了评估催化重整装置的技术指标。

Their catalytic properties for theoxidation of octane were studied by using oxygen as the oxidant.

考察了在氧气作氧化剂的情况下，辛烷在这些杂原子分子筛上的氧化反应行为。

Acid-catalytic reaction of phenol and octene was studied by CNDO/2-PMO method.

本文用CNDO/2-PMO方法研究了在酸催化下辛烯与苯酚的烷基化反应。

The catalytic property was tested by hydrogenation ofα-octene, cyclohexene and nitrobenzene in ethanol, octane and cyclohexane were prepared at normal temperature and under hydrogen pressure in a 100% yield, respectively.

聚乙烯吡咯烷酮负载纳米钯的超细纤维状催化剂，钯纳米颗粒直径在15 nm以下，并且纳米颗粒负载分布均匀，在室温下催化α-辛烯的加氢反应，产率可达到100%。

The catalytic activated carbon deodorizing device was used for purifying odorous gases in sewage pumping station.

采用催化型活性炭除臭装置对污水泵站产生的臭气进行净化。

Treatment of niobic acid with nitric acid and phosphoric acid affected the catalytic activity in synthesis of methyl oleate from oleic acid and the methyl alcohol.

研究了处理的铌酸对制备油酸甲酯催化反应活性的影响，并对此酯化反应合成条件进行了考察。

The catalytic features of olefin polymerization were studied under different conditions.

用所合成的茂金属化合物与MAO所组成的催化体系对乙烯、丙烯的聚合进行了研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。