丁酸

A resin derived from methacrylic acid.A salt or ester of butyric acid.

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

A salt or ester of butyric acid .a bitter oily triglyceride of butyric acid; a form of butyrin.

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

A bitter oily triglyceride of butyric acid; a form of butyrin.

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

An ester or a salt of oleic acid .a bitter oily triglyceride of butyric acid; a form of butyrin.

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

Any of several esters, other than the ethyl ester, of carbamic acid .

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

RESULTS: High-resolution proton nuclear magnetic resonance spectroscopy of cardiac tissue from patients in persistent AF revealed a rise in beta-hydroxybutyrate, the major substrate in ketone body metabolism, along with an increase in ketogenic amino acids and glycine.

结果：高分辨率质子核磁共振光谱法检测持续性房颤患者心脏组织发现β-羟丁酸连同生酮氨基酸和甘氨酸都增高，而β-羟丁酸是酮体代谢的主要底物。

A salt or ester of butyric acid.A resin derived from methacrylic acid.

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

The recent development in the toughening and plasticization of poly or poly(hydroxybutyrate-co-hydroxybutyvalerate) was reviewed.

总结了近年来国内外关于聚羟基丁酸酯和聚羟基丁酸酯-co-羟基戊酸酯共聚物在增韧和增塑改性方面的研究进展。

Alcaligenes eutrophus WSH3 was selected as the strain for the production of polyβ-hydroxybutyrate and copolymer of 3-hydroxybutyrate and 3hydroxyvalerate . This study is aimed at finding an operative way leading to high PHB and PHBV productivity, high yield coefficient and high content of PHB and PHBV. The main research results are as follows

本文以真养产碱杆菌(A.eutrophus)WSH3为聚-β-羟基丁酸和3-羟基丁酸与3-羟基戊酸的共聚物的生产菌株，以实现PHB和PHBV发酵过程的高的生产强度、高的产物对基质的产率系数和高的聚合物含量为目标，进行了PHB及PHBV发酵条件的研究，主要研究内容和结果如下

Any of three glycerides of butyric acid .

一种苦味油质的丁酸甘油三酸酯，丁酸甘油酯的一种形式。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。