| in synthesis of ethylene. |
| 可能在乙烯合成中所起的作用有所不同。 |
| 短句来源 |
| The melt index and ethylene content of clear PP resin for beverage bottles at home and abroad were analyzed. |
| 剖析了国内外饮料瓶用透明聚丙烯熔体指数,乙烯含量。 |
| 短句来源 |
| The influence of ethylene ratio, variety and dosage of the transparent agent on the mechanical properties of speciality resin was discussed. |
| 探讨了乙烯加入比例、透明剂的品种及其添加量对专用树脂性能的影响。 |
| 短句来源 |
| using optical resin. |
| 采用光学树脂。 |
| 短句来源 |
| Methods:Macroporous resin was used. |
| 方法采用大孔吸附树脂法。 |
| 短句来源 |