查询词典 catalyst

You can choose to let it hold you down, or you can use it as a catalyst for change.

你可以选择让它们把你击垮，你也可以让它成为你改变的转折。

Therefore, it is of realistic importance to reduce the operating temperature of such hydrodesulfurization catalyst.

因此降低催化剂的使用温度具有重要的现实意义。

The key for this technology is to develop the new high efficiency catalyst.

该技术的关键是新型高效催化剂的开发。

China's environmental problems may be a catalyst in this broader movement.

中国的环保问题可能是一个催化剂，在这方面更广泛的运动。

This paper systematically introduces the development process and achievements of China's methanol synthesis catalyst.

本文系统地介绍了我国甲醇合成催化剂的研究发展历程和取得的成就。

This is the disadvantage of rare earth catalyst.

这是稀土金属作为催化剂不利的一面。

It was found that the preparation conditions have obvious effects on the catalytic performance of the catalyst.

结果表明，制备条件对催化剂的催化性能具有很大的影响。

Of MB, the catalytic efficiency of the catalyst was also improved.

光催化剂的催化活性随使用次数的增加而降低。

It is noted to that this binuclear nickel complex is able to catalyze ethylene polymerization as single-component catalyst.

值得注意的是，该化合物可以作为单组份催化剂催化乙烯聚合。

Results showed that reaction temperature has little effect on the molar ratio of catechol to hydroquinone and reactive period of catalyst.

试验结果表明，反应温度对反应产物中邻苯二酚/对苯二酚的比例和催化剂的活性周期的影响不明显，过氧化氢/苯酚摩尔比对邻苯二酚/对苯二酚的比例的影响较大，提高过氧化氢/苯酚摩尔比会降低邻苯二酚/对苯二酚的比例，缩短催化剂的活性周期。

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％。