A special case of this mechanism is the so-called sieve effect.
这个机理的特殊情况就是所谓的筛分效应。
The molecular sieve effect of the kerogen's big molecule wet structure is a direct reason.
干酪根大分子结构的分子筛作用，是产生“蓝移”现象的直接原因；
Dinitropheol exerted its effect on sucrose uptake or secretion into the sieve tubes.
二硝基酚影响蔗糖的吸收或者分化到筛管里。
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