以粗纱布或细筛过筛，便可将花粉同柔荑花序的其它部分分开。
The pollen can then be separated from the rest of the catkin by sieving through cheesecloth or fine screen.
直线振动细筛是一种分级效率较高的分级设备。
Linear vibratory fine screen is a sizing device with higher sizing efficiency.
简要总结了应用德瑞克叠式高频细筛的试验结果。
The test results of applying Derrick Stack high frequency sizer are briefly summarized and the change being achieved and the expected benefits are discussed.
简要介绍了德瑞克高频振动细筛的工作原理及其应用领域。
This article introduces the work principle and application field of the Derrick high frequency vibrating fine screen simply.
由于采用细筛再磨新工艺，近年来一些选矿厂已由两段磨矿改为三段磨矿。
Due to the fine screen new craft, grinding again in recent years some concentrator by two section has three segments grinding instead of grinding.
介绍了美国德瑞克重叠式高频振动细筛在峨口铁矿选矿厂321系统扩能改造中的应用和效果。
The application and effect of US Derrick overlapping high frequency vibrating fine screen in the transformation for capacity expansion of System 321 in Ekou Iron Concentrator are described.
从其筛分原理、现场使用效果及经济适用等方面来看，该细筛适合石人沟铁矿目前的生产工艺。
From aspects of screening theory, field application effect and economics, this fine screen suit for the current production process of Shirengou iron ore.
本文介绍GPS- 900 -3型高频振动细筛在首钢密云铁矿选厂的试验结果和应用情况。
This paper describes the tests and applications of GPS-900-3 high frequency Fine vibro-screen in Miyun Iron Mine, the Capital Iron and Steel Company.
德瑞克细筛的高效、精确分级，提高了三段磨矿的磨矿分级效率，提高了321系统处理原矿的能力。
The highly efficient and accurate classification has improved the grinding-classification efficiency of the tertiary grinding , thus raising the run-of-mine ore throughput of System 321.
筛底可根据物料细度要求调整间隙，是硬质原料理想的粉碎设备。
The clearance of the sifter bottom can be adjusted according to size of the materials.
经压碎后的煤通过第二道筛，筛出细粉。
The secondary screens receive the coal from the crushers and remove the fines.
推广并改进动筛跳汰使之在粗、重选中获得应用；钨细泥工艺的改进提高了钨细泥的回收率。
Improved jig sizing applied in roughing and gravity dressing, and improved tungsten fine deposit recovering technology enhance the recovery of tungsten fine deposit.
因此对于细粉含量多的物料应该提前过一次筛。
Therefore, as for fine powder content more materials should advance once sieve.
可调整的锤筛间隙，可分别适用于普通粉碎和细粉碎；
The adjustable clearance between the hammers and screens , the conversion of the grinding and micro-grinding would be come true.
合格细料经内置筛筛分排出，粗料继续被破碎。
Qualified fine materials are emitted by inner-sifter, crude materials continue to be broken.
气流筛广泛应用于各种难筛微细粉，50- 500目范围内的细粉都能很好的筛分。
Airflow screen is widely used in all kinds of difficult to screen fine powder, within the scope of 50-500 mesh powder can be very good sieving.
通过调节锤筛间隙，实现粗粉碎或细粉碎，做到一机双用。
The coarse or fine grinding can be realized by adjusting the gap between the hammer and sifter, thus one machine can be used as two.
通过调节锤筛间隙，实现粗粉碎或细粉碎，做到一机双用。
The coarse or fine grinding can be realized by adjusting the gap between the hammer and sifter, thus one machine can be used as two.
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