This allowed us to design and construct each wall to possess the desired light and air permeability, while creating a pattern that covers the entire building facades.
这就要求我们将每道墙设计建设得具有理想的日照和空气渗透性，同时创造出一种覆盖整个建筑外立面的图案。
Because the capillary wall rather than the parenchymal cell forms the barrier, the brain's permeability characteristics differ from those of other tissues.
由于这一屏障是由毛细血管壁构成，并非实质细胞，因此，脑组织的渗透性特征也不同于其他组织。
The bottle made of speciality resin B 205 possessed characters of high mechanical strength, good transparency, low permeability of water, creep resistance and thin wall.
用B 205制成的聚丙烯瓶具有机械强度高、透明性好、透水性小、耐蠕变和瓶壁薄的特点。
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