 |
zeolitic | cracking catalyst
| cracking catalyst | |
| oil | 裂化催化剂 |
| polym. | 裂解催化剂 |
| zeolitic: 7 phrases in 5 subjects |
| Automobiles | 1 |
| Desert science | 1 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Technology | 3 |
|
| cracking catalyst | |
| oil | 裂化催化剂 |
| polym. | 裂解催化剂 |
| zeolitic: 7 phrases in 5 subjects |
| Automobiles | 1 |
| Desert science | 1 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Technology | 3 |