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,目前世界上最優(yōu)異的防水材料之一,屬于高性能的ePTFE膜的一種,表膜中含有數(shù)以萬計的毛細透氣孔,這些透氣孔比水滴小1萬倍,比氣體分子大700倍,在防水的同時,又具備了良好的透氣性。GORE-TEX的頂級系列GORE-TEX XCR透氣性能為每天每平米1500~4000克,視內外濕度變化而變化。而無論內外濕度差距多大,eVENT的透氣性能為每天每平米5300克。 eVENT防水透氣面料技術說明 eVENT防水紡織品技術通過經久耐用的表膜來排