Sift the anthers onto unglazed, permeable paper, such as newspaper or paper toweling, for drying.
将花药筛到无光的、具渗透性的纸上,如报纸或卫生纸,以便花药干燥。
Materials used as cigarette papers, filter plug wrap and filter joining paper, including materials having an oriented permeable zone. determination of air permeability.
作卷烟纸用的材料,过滤纸和过滤嘴接缝纸材料,包括定向可透气部分用的材料。透气性的测定。
This paper plots out the productivity formula for vertical fractures in low permeable reservoirs using approximation and correction method.
通过近似和修正方法得出了低渗透垂直裂缝油藏的产能公式。
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