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液膜是近些年发展起来的一项新兴的科学技术。液膜,顾名思义就是很薄的液体薄膜,它既能渗透,又能起屏障的奇妙作用。也就是说,液膜既可让某一种物质渗透过去,而同时又能阻止其他物质的通过。如我们人体的胃壁,即是液膜之一,它既可让胃内的养分渗过薄膜进入血液,维持人体生命,同时又能阻止胃中的消化液渗出胃壁进入血液中。否则,胃液一旦渗漏就会伤害人体的细胞,严
Liquid film is an emerging science and technology developed in recent years. Liquid film, as the name suggests, is a very thin liquid film, which can penetrate, but also play a wonderful role in the barrier. In other words, the liquid film can allow a certain substance to penetrate in the past, but at the same time can prevent the passage of other substances. For example, the stomach wall of our body, which is one of the liquid membranes, allows the nutrients in the stomach to penetrate the membrane and enter the blood to maintain human life, while at the same time preventing the digestive fluid in the stomach from leaking out of the stomach wall into the bloodstream. Otherwise, if the gastric fluid leaks, it will harm the cells of the human body.