large sieve inequality 大筛法不等式
large sieve type charactersum estimate 大筛法型特征和估计
large-holed sieve tray 大孔径筛板
large porous molecular sieve 大孔分子筛
extra large pore molecular sieve 超大孔分子筛
以上来源于: WordNet
Line a large sieve with cheesecloth.
用干酪包布做一个大的滤网。
Purification processes using dry media, such as activated charcoal (carbon) or molecular sieve, may be subject to rapid exotherms from sudden exposure of the media to large quantities of NF3.
由于介质突然暴露在大量的NF3中，使用干燥介质，如活性炭或分子筛的净化过程可能造成温度迅速上升。
Taking the sieve with the particular outer circle as the mesh structure of steel wire, it provides large spare for landing material, which makes the qualified rubber discharge evenly.
独特的外圆网筛为钢丝网格结构，落料面积大，有利均匀合格胶料出筛。
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