Molecular sieving effect of the ACF based PAN was found during adsorption.在吸附时,PAN基ACF呈现出明显的分子筛效应.She is sieving the rice in order to sieve out the stones.她正在把米过筛,好把石头筛出.By preassigned credibility and precision, effectiv...

sieving的音标：sieving的英式发音音标为：['sɪvɪŋ]sieving的美式发音音标为：['sɪvɪŋ]...

n.筛（选），筛分（法）v.筛，漏勺( sieve的现在分词 )...