环氧胶接接头在水中破坏失效的原因主要是渗入到胶接层的水分子取代了胶粘剂分子在金属表面的粘附。
The reason of the failure of epoxy bonded joint in water was that the epoxy adhesive on the metal surface was substituted for water.
内含高效胶化层的卫生巾，可把渗入的液体凝结成啫喱状，受压后不回渗，表面没有粘乎乎的感觉。
The sanitary napkin with high effective gel layer can congeal the infiltrating liquid to jelly, not flow back after pressing, and you won't feel sticky on the surface.
采用双层辉光等离子渗金属技术先在Q235钢和45钢表面渗入元素铬，形成高铬合金层；
Plasma chromizing was achieved on Q235 steel and 45 steel surface and formed high chrome layer.
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