分级筛 [化工] [矿业] sizing screen ; classifying screen ; [矿业] grading screen ; lip screen
分级格筛 sorting grizzly
干筛分级器 dry screen classifier
砂筛分级 sand sieve grading
筛分级 sieve classification ; screened grading
摇摆式多级筛 Swing type of multi-stage sifter
分级摇动筛 size jigging screen ; sizingshaker
筛分粒级 sieve fraction
筛上粒级 oversize
本实验对蔗渣进行筛分分析，探索各筛级蔗渣的灰份含量与其它化学组成的关系；
This paper studies the relation between the chemical components and ash content in different classified parts of bagasse.
至于男性，当前证据尚不足以评估进行衣原体感染筛查的利与弊(I级声明)。
For men, current evidence is insufficient to evaluate the balance of benefits and harms of screening for chlamydial infection (I statement).
根据实测资料，给出了全级配混凝土大试件和与其对应湿筛后混凝土小试件拉伸极限应变的概型分布；
On the basis of test data, this paper gives the probability distributions of the limit tensile strain of large full graded samples and small wet screened ones.
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