形成闭路多次循环，由筛分设备控制达到所要求的粒度。
The formation of many closed loop control by the screening equipment to achieve the required size.
分离粒度是筛分作业最重要的指标。
Separation size is an important index in material screening operation.
最后，就是破碎的粒度十分的严格，因为细碎并筛分之后直接进入发生器进行化合。
Finally, is broken granularity very strict, because after finely and screening directly into the generator are combined.
往复摇动10次利用每粒级质量算出每次筛分平均粒度组成。
Rocking back and forth 10 times to use each piece costs calculated for each screening-level quality of the composition of average particle size.
样品经粒度筛分试验、均匀度及稳定性检验，证明其中被检验元素分布均匀。
Through sizing experiments, homogeneity and stability tests of the samples, the results show that the elements to be determined are homogeneously distributed in samples.
煤筛分装置将不同粒度的煤按照有利燃烧的条件在炉排上分层排列和分层燃烧。
The coal screening device causes coal with different granularity to be arranged and burned on a fire grate in a layer mode according to the favorable burning condition.
采用干筛分析法测定西安市祭台村建筑开挖工地表土微团粒粒度分布，获取模拟粉尘释放通量的表土微团粒粒度分布参数；
The article mainly uses the dry filter analysis to measure the micro-aggregates size distribution, and the micro-aggregates size distribution parameter for simulating the dust emission flux;
该装置设有风吹煤装置和煤颗粒度筛分装置。
The semi-floating layered burner is provided with a wind blowing coal device and a coal granule screening device.
讨论了对纳米碳酸钙的粒径测量方法，如：电镜、激光粒度分布仪、沉降体积、筛分法。
The measurement methods of particle size of nano-CaCO_3 including SEM method, laser size distribution method, sedimentation volume method and screening method are discussed.
通过粗破的矿石，其块度不大于1m，然后经过中、细破碎，筛分成矿石粒度小于12mm的最终产品送磨矿槽。
Through the thick broken ore, its fragmentation, and no more than alternate 1 m, fine crushing, through the sieve into ore size distribution is less than the final product 12mm send grinding slots.
通过粗破的矿石，其块度不大于1m，然后经过中、细破碎，筛分成矿石粒度小于12mm的最终产品送磨矿槽。
Through the thick broken ore, its fragmentation, and no more than alternate 1 m, fine crushing, through the sieve into ore size distribution is less than the final product 12mm send grinding slots.
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