| |||
| 选择性聚合 | |||
| 立构有择聚合; 不对称立体选择性聚合 | |||
| 选择聚合 | |||
|
selective polymerization : 8 phrases in 4 subjects |
| Oil / petroleum | 4 |
| Plastics | 1 |
| Polymers | 2 |
| Technology | 1 |
| |||
| 选择性聚合 | |||
| 立构有择聚合; 不对称立体选择性聚合 | |||
| 选择聚合 | |||
|
selective polymerization : 8 phrases in 4 subjects |
| Oil / petroleum | 4 |
| Plastics | 1 |
| Polymers | 2 |
| Technology | 1 |