丙酮

This result is different from the usual reactions catalyzed by metallophthalocyanine and other macromolecule such as Schiff base metal chelate, where the ketonic component is acetone.

此一结果同通常酞菁或其它如西弗碱大分子金属络合物催化下生成丙酮和酚不同。

Results:There was no significant difference in mensuration between microwave disgestion-acetylacetone-formaldehyde spectrophotometry method and international standard Kjeldahl determination.

结果：微波消解-乙酰丙酮甲醛分光光度法与国标凯氏定氮法相比测定结果差异无显著性，该方法线性范围在5~100μg/10 m l，相关系数r=0.9997，检出限为0.546μg/10 m l，相对标准偏差为1.29%~2.21%，加标回收率

Objective:To optmize the actetone extraction processing for bitterness such as naringin,limonin and nornilin in Guanxi pomelo.

目的：探讨琯溪蜜柚中主要苦味物的丙酮提取最佳工艺条件。

The conclusion indicated that pyruvate supplement could accelerate the speed of body energy metabolism and slower weight and body fat gain during exercises. Due to the influences of pyruvate supplement on the levels of enemies and hormones to adjust body lipometabolism during exercises, body blood lipid and glucose levels decreased, and the process of fat metabolism came under.

丙酮酸补充可在一定程度上减慢运动机体体重和体脂的增长速度，加快运动机体能量代谢速度；并通过影响运动机体脂肪代谢相关调控酶和激素水平，使其血脂和血糖水平下降，从而影响其脂肪代谢过程。

If 0.01 M sodium malonate is added to actively respiring mitochondria that are using pyruvate as fuel source, respiration soon stops and a metabolic intermediate accumulates.

如果0.01M丙二酸钠加入到以丙酮酸为能源并正在进行活跃呼吸作用的线粒体中，呼吸作用很快停止，代谢中间产物累积下来。

The graft copolymerization of vinyl monomer onto carbon black with,respectively,ceric ions, n butylithium,acetylacetonate copper complex and manganic pyrophosphate complex as initiator were studied.

讨论了分别在铈离子体系，正丁基锂体系，过渡金属离子乙酰丙酮铜以及焦磷酸络锰体系的作用下，炭黑与乙烯基单体的接枝聚合。

The colour of most detected bands became light in the five media with the order of mannosan, mannose, xylan, glucose and pectin.(4)The pectinase in the supernatant was purified by centrifuge , acetone precipitation and sephadex G-75 cloumngel filtration. The specific activity was increased 9.8-fold with an activity recovery of 32.98%.The molecular weight of pectinase was 42.2KD estimated by SDS-PAGE.

确立了以葡萄糖培养基6h的发酵液为提取果胶酶的最初取样点，发酵液经离心，丙酮沉淀，Sephadex G-75葡聚糖凝胶柱层析后获得了凝胶电泳均一的样品，比活力较原酶液提高了9.8倍，回收率达到了32.98%，用SDS-PAGE凝胶电泳测的纯化后的果胶酶分子量为42.2KD。

A clinical diagnosis of MELAS was made.

血乳酸和丙酮酸水平升高，临床诊断MELAS。

The unit can be used to sample most containerized liquid wastes, except those containing ketones, nitrobenzene, dimethylformamide, mesityl oxide, and tetrahydrofuran.

该装置可用于大部分的废品样本采集除含有酮，硝基苯，二甲基甲酰胺，异丙叉丙酮和四氢呋喃的液体废品。

In the paper, a series of metallorganic compounds have been studied by the quantum-chemical calculation with proper basis sets, including:1. a series of carbonyl complexes.2. dibenzene chromium and its derivatives3. ferrocene and its derivatives4. a series of metallic complexes with acetylacetoneWe optimized the geometric configurations of a series carbonyl complexes including Ni4 Fe5, Cr6 with density functional theory B3LYP method at the different levels and confirmed the stable geometry by vibrational analyses. Then we calculated the nuclear magnetic resonance spectra with GIAO method provided by GAUSSION98 program at the different levels.

本文用量子化学计算程序，用密度泛函B3LYP方法，在恰当基组水平上，用GAUSSIAN98程序提供的GIAO方法研究了系列金属有机化合物的核磁共振谱：一、羰基配合物系列：二、二苯铬及其衍生物系列：三、二茂铁及其衍生物系列：四、乙酰丙酮的配合物系列：我们用密度泛函B3LYP方法，在不同基组水平上对第一过渡系羰基化合物的系列配合物进行了结构优化，通过振动分析确定其稳定构型，然后再用密度泛函B3LYP方法在不同基组水平上，用GAUSSIAN98程序提供的GIAO方法计算其核磁共振谱。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。