1.something that happens at a given place and time
2.a special set of circumstances;
in that event, the first possibility is excluded
3.a phenomenon located at a single point in space-time; the fundamental observational entity in relativity theory
4.a phenomenon that follows and is caused by some previous phenomenon;
the magnetic effect was greater when the rod was lengthwise
防水材料 eVENT,目前世界上最优异的防水材料之一,属于高性能的ePTFE膜的一种,表膜中含有数以万计的毛细透气孔,这些透气孔比水滴小1万倍,比气体分子大700倍,在防水的同时,又具备了良好的透气性。GORE-TEX的顶级系列GORE-TEX XCR透气性能为每天每平米1500~4000克,视内外湿度变化而变化。而无论内外湿度差距多大,eVENT的透气性能为每天每平米5300克。 eVENT防水透气面料技术说明 eVENT防水纺织品技术通过经久耐用的表膜来排