A solution of one stereoisomer of a given monosaccharide rotates plane-polarized light to the left (counterclockwise)and is called the levorotatory isomer, designated (-)

一特定单糖的一种立体异构体溶液使平面偏振光向左旋转(反时针)称为左旋,标记为(-)

属类：化学及生命科学-化学-化学习题

In the monosaccharide derivatives known as sugar alcohols, the carbonyl oxygen is reduced to a hydroxyl group. For example D-glyceraldehyde can be reduced to glycerol. However, this sugar alcohol is no longer designated D or L

在单糖衍生为糖醇中,羰基氧还原为羟基。例如D-甘油醛可以还原为甘油,此糖醇不在标记为D或L

属类：化学及生命科学-化学-化学习题

In the other type of monosaccharide , the carbonyl function is a ketone group. These sugars are termed ketoses.

在另一种类型中,羰基的功能是作为酮类,这些糖被称为酮糖。

属类：工程技术-食品工程-

Analysis of Monosaccharide Composition in Angelica Polysaccharides by Precolumn Derivatization High Performance Liquid Chromatography

柱前衍生化高效液相色谱法分析当归多糖的单糖组成

属类：行业术语-中文论文标题-

Polysaccharides are constructed from monosaccharide unit and their derivatives, and have ten to several thousand units.

多糖是由单糖单位构建成和他们的衍生物，有十到几十个单位。

属类：英汉句库-www.ebigear.com-

Preferably, the monosaccharide is provided in an aqueous casing solution which is sprayed on a steamed tobacco.

该单糖最好为一种调香水溶液而被喷到充有水蒸气的烟叶上。

属类：英汉句库-ip.com-