It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas.
人们早已知道，如果材料的表面积足够大，可引起催化反应。
They are highly specific for the reactions that they catalyze.
它们对被它们催化的反应有很强的专一性.
In specific acid catalysis, the undissociated acids do not contribute.
在特殊的酸催化中, 不离解的酸不起作用.
The first catalytic converters were called conventional oxidation catalysts.
最初的转化器叫做常规氧化催化器.
This decarboxylation is catalysed by the enzyme glutamic acid decarboxylase.
这个脱羧作用是由谷氨酸脱羧酶催化的.
The mechanisms of sorption - catalyzed organophosphate hydrolysis are not well understood.
吸附催化水解有机磷的机制还不太清楚.
Biochemists use kinetics to study rates of enzyme - catalyzed reactions.
生物化学家们应用动力学研究酶催化反应的速率.
The ability of clay minerals to catalyse decarboxylation has long been recognised.
粘土矿物能催化脱羧基作用是早已认识到的问题.
Enzymes catalyzing this reaction have been detected in plant extracts.
并在植物提取液中已经测出催化这个反应的酶系统.
The corresponding reaction of acetaldehyde is subject to general base catalysis.
乙醛相应的反应服从广义的碱催化.
The air guards the catalytic converter from overload and possible resulting damage.
空气防止了催化式排气净化器的过载及可能产生的损坏.
This enzyme catalyzes the oxidation of succinic acid.
这种酶催化琥珀酸的氧化.
It is known as catalytic cracking.
这就是所谓的催化裂化.
Catalysis has increased the rate of reaction.
催化作用提高了反应的速度.
This complex reaction is catalyzed by anthranilate synthetase.
这个复合反应是被邻氨基苯甲酸合成酶催化的.