双语例句
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A kind of micro-porous permeable material is prepared based on common features of existing permeable materials and taking dense accumulation of fine sand as the matrix and epoxy resin as binder.
根据已有透水材料的共同特点，以细砂密集堆积体为基质，环氧树脂为胶结料，制备出一种微孔透水性材料。
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Permeable cement is a new-style Portland cement material.
渗透性水泥是一种新型的硅酸盐水泥材料。
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A humidity generator of the permeable tube based on the membrane permeation principle of polymeric material is presented.
本文介绍了基于高聚物膜渗透原理而建立的外渗式水渗透管微量水发生装置。
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