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1)  breathing coating
透气性涂层
2)  permeability of coated fabric
涂覆织物透气性
3)  Seam permeability
煤层透气性
1.
Theoretical study to improve seam permeability;
提高煤层透气性的理论研究
4)  sinter bed permeability
料层透气性
1.
The induration process was studied by the dissection of the acid pelleted sintering charge column and the measurement of carbon profile of green pellet in sinter pallet and sinter bed permeability index.
通过烧结机台车上生球料碳分布测试、料层透气性指数测试、台车料柱解剖及矿物结构分析,研究了酸性球团烧结矿的固结特点,查明了酒钢酸性球团烧结料层透气性差的原因,并提出了解决措施。
5)  transparent thin films
透明涂层
6)  the low gas permeability coal seam
低透气性煤层
1.
This paper based on the low gas permeability coal seam 416 stope working face of Tongchuan mineral bureau,we analyzed the mechanism of the hydraulic cutting seam to improve the gas permeability coal seam,by this study,it shows the hydraulic cutting seam technology is effectual measure and it is provided with nicer practically and capacious foreground.
文章以铜川矿务局陈家山煤矿低透气性416综放工作面为研究背景,深入研究了水力割缝增强煤层透气性的作用机理,试验表明了水力割缝的确是一种提高低透气性煤层瓦斯抽放的有效措施,并具有良好的实用性和广阔的推广前景。
补充资料:涂覆织物透气性
分子式:
CAS号:

性质:在规定条件下,单位时间内单位面积试样的透气量。可以用气透率和气透系数表示。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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