查询词典 catalysts

The liquid droplets consisting of Fe and Ni on the side of whisker tips were the catalysts in the VLS growth.

晶须端部侧面的铁镍液滴是VLS生长中的催化剂。

Besides reducing press time, permitting the cure of thick resin-bonded panels, this technique presents opportunities for increased panel dimensional stability, control of the density gradient, possibility for gas injection of fire retardant, preservatives, and catalysts.

但是，当采用该先进热压技术制造防水性酚醛树脂胶大片刨花板或定向刨花板时，板坯内部所特有的高温、高湿环境严重影响板的胶合强度及其它性能。

The effects of single or composite stabilizers and polycondensation catalysts on the thermooxidative degradation have also been studied.

探讨了单一或复合稳定剂和缩聚催化剂对热氧化降解的影响。

If we can deelop better catalysts to do that reduction, we can get better fuel cells, Dearaj explained

如果我们可以开发出更好的催化剂来完成这个还原反应，我们就可以得到更好的燃料电池。

They have been used as chiral catalysts in the asymmetric addition of diethylzinc to aldehydes.

将1和2作为有机催化剂，用于催化二烷基锌和醛的不对称加成反应。

Chaper 3: Aldol condensations of aromatic aldehydes with ketones under solvent-free condition to synthesize α,β-unsaturated ketones in good to excellent yields using PEG400 and powdered anhydrous K2CO3 as catalysts at 90℃or 120℃were described.

第三章：在无溶剂条件下，由PEG400 和无水K2CO3催化芳香醛与酮的Aldol 缩合反应合成α，β？不饱和酮，得到较高的收率。

The specificity of hydrogen ion catalysts, for example, is very broad, whereas many enzymes perform only a single function, such as hydrolysis of a single bond or bond type.

例如，氢离子催化剂的催化范围特性很宽，反之，许多酶执行的只是单一的功能，譬如一种单键或一种键型的水解。

The specificity of hydrogen ion catalysts, for example, is very broad, whereas many enzymes perform only a single function, such as hydrolysis of a single bond or bond type.

例如，在37℃下，由过氧化氢酶催化的过氧化氢还原反应比由胶态铂催化的该反应快1千万倍。

The latter two coke depositions are believed to be the reason for the deactivation of the catalysts.

后二者被认为是甲烷无氧芳构化失活的主要原因。

The addition of Cu inhibits the formation of the dissociatively adsorbed species--ethylidyne but promotes the formation of undissociatively adsorbed species--π and di-σ species for ethylene adsorption on Pd-Cu/SiO2 catalysts.

Cu的加入可抑制乙烯在Pd表面解离吸附为乙川，促进了非解离的di-σ和π吸附态形成。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。