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很多人都爱吃外皮烤得焦黄的馒头,它香脆可口,还略带甜味。从医学角度讲,它还是一种很好的医疗食品。 这得从淀粉的构造说起。 我们所吃的粮食,不论细粮粗粮,其主要成分是淀粉(大约占干重60～70％)。淀粉分子十分巨大,大约由200～6000个葡萄糖分子象链条那样联结而成。这样巨大的分子,人当然不能直接吸收利用。它必须在人的消化器官(口腔、胃肠等)里经过一系列连续不
A lot of people love to eat bread, baked yellow scorched bread, it is crisp and delicious, but also slightly sweet. From a medical point of view, it is also a good medical food. This has to start with the structure of starch. The staple food we eat, regardless of fine grains and coarse grains, is starch (about 60-70% of dry weight). Starch molecules are huge and consist of about 200 to 6000 glucose molecules linked together like a chain. Of course, such a huge molecule can not be used directly by others. It must pass through a series of consecutive passages in human digestive organs (oral cavity, gastrointestinal tract, etc.)