| 1. | Many medicines are products of catalysts . 很多内服药就是催化反应的产物。 |
| 2. | The catalyst is subjected to a uniform ram pressure . 催化剂承受均匀活塞压力。 |
| 3. | Those catalysts are used in small tubular reactors . 那些催化剂用于小型管式反应器。 |
| 4. | 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。 |
| 5. | 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。 |
| 6. | The first catalytic converters were called conventional oxidation catalysts . 最初的转化器叫做常规氧化催化器。 |
| 7. | 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。 |
| 8. | 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。 |
| 9. | We should also choose a catalyst that is resistant to attrition and breakage . 我们还应当选用耐磨和不易粉碎的催化剂。 |
| 10. | 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。 |