1. Aldoses with four carbon atoms, the tetroses, have two chiral carbon atoms;
含有四个碳原子的醛糖,丁糖,有两个手性碳原子;

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2. Reduction of aldoses or ketoses yield sugar alcohols ,properly called ‘alditols,” HOCH2-(CHOH)n-CH2OH.
醛糖或酮糖被还原后变产生糖醇,确实的叫法为“多羟糖醇”(alditols),HOCH 2 -(CHOH)n-CH 2 OH。

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3. The simple sugars monosaccharides0 are basically aliphatic polyhydroxy aldehydes and ketones: HOCH2 - CHOH n-CHO and HOCH2 - CHOOH n-1-C-O-Ch2OH, called "aldoses" and "ketoses," respectively.
单糖本质上是脂族的多羟基醛和酮,即HOCH2- (CHOH) 2 -CHO和HOCH 2 - (CHOH) n - 1 - C: O - CH 2 OH,分别称为醛糖和酮糖。

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4. Mucopolysaccharide was a kind of natural molecular, which was basically consisted of aldoses linked by indicant bond, and was almost found in all organisms including animal, plant and microbe.
粘多糖是由糖苷键连接起来的醛糖或酮糖组成的天然分子,几乎存在于所有的有机体中,包括动物、植物、微生物。

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5. Mucopolysaccharide was a kind of natural molecular, which was basically consisted of aldoses linked by indicant bond, and was almost found in all organisms including animal, plant and microbe.
粘多糖是由糖苷键连接起来的醛糖或酮糖组成的天然分子,几乎存在于所有的有机体中,包括动物、植物、微生物。

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