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1·Through the copolymerization with hydroxy acid, PEG is endowed with gel system biodegradability;

将PEG通过与羟基酸共聚，赋予凝胶体系生物可降解性；

2·BHA, or beta hydroxy acid, is a form of salicylic acid and is used in some topical exfoliants to reverse signs of aging.

或者beta hydroxy acid，是水杨酸的一种，被用在一些局部去角质产品中来扭转老化迹象。

3·The alpha hydroxy acid containing liposome was made by reverse phase evaporation method with high purity soya lecithin as synthetic material.

以高纯度大豆卵磷脂为包封材料，用反相蒸发法制备出果酸脂质体。

4·The main volatile chemical components of RPR are(Z, Z)-9,12-octadecadienoic acid, n-hexadecanoic acid and 2-hydroxy-benzaldehyde.

赤芍主要挥发成分为（Z, Z）-9, 12-十八碳二烯酸，正十六碳酸和2-羟基苯甲醛。

5·Solid racemated methionine (DLM) and methionine hydroxy analogue free acid (MHA-FA) are two usual methionine additives.

固体消旋蛋氨酸(DLM)和蛋氨酸羟基类似物自由酸(MHA - FA)是两种常用的蛋氨酸添加剂。

6·This paper also discusses about the modification for the acid value of hydroxy in polyster.

文章还对聚酯羟值的酸值修正问题进行了探讨。

7·Metal cations ionized by the hydroxy-acid salt can inhibit the hydration expansion and hydration dispersion of the clay shale;

羟基酸盐电离出的金属阳离子能抑制泥页岩 的水化膨胀和水化分散；

8·A saturated hydroxy polyester resin has been prepared with polycarboxylic acid and polyol at the presence of catalyst and chain transfer agent by the direct melt esterification process.

在催化剂、链支化剂存在下多元酸和多元醇直接熔融酯化、常压缩聚合成饱和羟基聚酯。

9·The rise white corpuscle activity of (E)-10-hydroxy-2-decylenic acid is reported in this paper.

本文报道（E）-10-羟基癸烯-2-酸对急性辐射损伤机体的升白作用。

10·Vanillin is prepared by electrolytic oxidation of 4-hydroxy-3-methoxymandelic acid which is obtained by reaction of electrolytic solution of oxalic acid and guaiacol.

本文利用草酸的电解液合成了4-羟基-3-甲氧基扁桃酸，经进一步电解氧化合成了香兰素，获得了满意的结果。