词定义 中文名称： 筛比 英文名称： sieve ratio 定义： 在给定筛序中,两个相邻筛面的筛孔尺寸之比。 应用学科： 煤炭科技（一级学科）；煤炭加工利用（... 因而自MCM鄄41问世,相关固体材料特别是过渡金属氧
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The results show that valve-sieve compound trays have smaller turndown ratio and smaller capacity.
试验结果表明：浮阀筛孔复合塔板操作弹性小、气液处理量小；
The influence of active metal component, its molar ratio and molecular sieve component was investigated.
考察了活性金属组分、摩尔比、分子筛组分等因素对催化剂性能的影响。
The invention discloses a device which reduces sieving materials by increasing the utilization ratio of a vibration sieve in the production process of a plastic extruder.
本发明系塑料挤出机生产过程中通过增加振动筛利用率来减少过筛料的一种装置。
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