催化剂是什么意思_催化剂用英语怎么说_催化剂的翻译_催化剂翻译成_催化剂的中文意思_催化剂怎么读,催化剂的读音,催化剂的用法,催化剂的例句

A catalyst is a substance which speeds up a chemical reaction.

催化剂是一种能加速化学反应的物质.

《简明英汉词典》

Various ceramic materials have been suggested as supports for reforming catalyst.

各种陶土管用作转化催化剂的载体.

辞典例句

To pass the water test the catalyst should not disintegrate or crumble.

经过泡水试验,催化剂应不开裂或破碎.

辞典例句

This process relies on a catalyst of high selectivity and week activity.

这过程所靠的是一种高选择性和低活性的催化剂.

辞典例句

Activated charcoal is known to be an excellent catalyst for many reactions.

已知活性炭对很多反应是一种极好的催化剂.

辞典例句

The catalyst is subjected to a uniform ram pressure.

催化剂承受均匀活塞压力.

辞典例句

Commercially two main types of hydrogenations are carried out with Nickel catalyst.

商业上采用的以镍作催化剂的氢化有两种.

辞典例句

For the catalyst producer, catalyst manufacturing cost and material limitations are paramount.

对于催化剂制造厂来说, 催化剂生产成本和原料规格限定是最重要的.

辞典例句

The reaction takes place only in the presence of a catalyst.

只有在催化剂的作用下,反应才会发生.

辞典例句

Many processes that are essential to the chemical industry use heterogeneous catalysts.

很多重要的化学工业过程就是使用多相催化剂的.

辞典例句

There is actually a failure of the integral particle of the catalyst.

实际上存在有整粒催化剂的破碎.

辞典例句

Catalysts that lower markedly the activation energy of the reactions are required.

需要显著降低反应活化能的催化剂.

辞典例句

Those catalysts are used in small tubular reactors.

那些催化剂用于小型管式反应器.

辞典例句

Each electrode is impregnated with a catalyst to speed the oxidation reduction or half reaction.

每个电极掺入催化剂,以加重电池半氧化或还原反应.

辞典例句

The effect of these catalysts is greater at low pressures than at high pressures.

在低压下这些催化剂的作用要比在高压下为大.

辞典例句