| 1. | The pollen can then be separated from the rest of the catkin by sieving through cheesecloth or fine screen .
以粗纱布或细筛过筛，便可将花粉同雄花序的其它部分分开。 |
| 2. | Application and improvement of high forequen - cy fine vibrating screen
高频振动细筛的应用与改进 |
| 3. | Application of derrick high frequency fine screen in iron ore dressing
高频细筛在铁矿石选矿的应用 |
| 4. | Application of derrick fine screens in iron ore processing plants
高频振动细筛在铁矿选矿作业中的应用 |
| 5. | Drum screen micro screen
细筛机及超微细筛机 |
| 6. | Application of derrick high frequency fine screen in iron increase and silicon reduction
德瑞克高频细筛在降硅提铁中的应用 |
| 7. | Design and application of double - channel high frequency elctromagnetic vibrating screen
电磁高频振动细筛在酒钢选矿厂的试验研究 |
| 8. | The application practice of derrick high frequency vibrating fine screens in mineral classification and dewatering
德瑞克高频振动细筛在矿物分级和脱水中的应用 |
| 9. | Application of derrick high frequency fine screen in transformation for capacity expansion of ekou iron concentrator
德瑞克高频细筛在峨口铁矿选厂扩能改造中的应用 |
| 10. | Application of derrick high freguency fine screen in production capacity expansion , energy saving and consumption reduction of iron concentrator
德瑞克高频细筛在铁选厂扩产和节能降耗的应用 |
