porous barrier meaning in English

多孔隔板
多孔阻挡层

Standard guide for integrity testing of porous barrier medical packages
医用多孔性隔板包装盒完整性试验的标准导则
Standard test method for non - destructive detection of leaks in medical packaging which incorporates porous barrier material by co2 tracer gas method
Co2示踪气体法对用多孔防渗透材料的包装泄漏性进行无损检测的标准试验方法
( 3 ) a testing system consisting of pressure transducers , data - collecting card , computer and electrical - ignition instrument was designed and a flammable gas cloud deflagration experimental system was developed . based on the orthodoxy experiments , the experiments was conducted on c2h2 - air flame acceleration resulted from hemispherical porous barriers in hemispherical gas cloud . the relations between the explosion overpressure and its influence factors were summarized
( 3 )本文设计了由压力变送器、数据采集卡、计算机和电火花装置组成的测试系统，建立了可燃气云爆燃实验系统；以化学计量浓度的乙炔-空气混合物为实验介质，在正交实验的基础上，对半球形气云内部与气云同心的半球形多孔障碍物对火焰的加速作用进行实验研究，并归纳出爆炸超压与其影响因素之间的关系；同时还考察了障碍物数量对爆炸超压的影响。