二酸

It is found that the indirect electroreduction of maleic acid to butane diacid was achieved by Ti~/Ti~ redox system on the nanocrystalline TiO2 film surface, the electrode reaction mechanism is the called catalytic mechanism.

其中TiO_2/Ti_2O_3电对对马来酸具有异相电催化还原活性，纳米TiO_2膜中的Ti~/Ti~氧化还原电对作为媒质间接电还原马来酸为丁二酸，反应机理为电化学偶联随后化学催化反应机理。

For pre-selection of iron compounds that ferrous sulfate, ferrous chloride, ferrous fumarate, carbonyl iron, amino acid chelated iron, iron asporotate, fenic chloride and ferric pyrophosphate were added in reconstituted skim milk to undergo in vitro digestion, respectively, and then the selected iron compounds were added in reconstituted whole milk to compare the iron bioavailability by estimating dialyzable ferrous iron, dialyzable total iron, nondialyzable and total ferrous iron, respectively.

取硫酸亚铁、反丁烯二酸亚铁、氯化亚铁、艰基铁、Iron asporotate、Amino acid chelated iron、氯化铁与焦磷酸铁等不同铁剂添加於脱脂还原乳中进行体外消化试验，并筛选生物利用性佳之铁剂分别添加於全脂还原乳中，以可透析二价铁、可透析总铁、未透析二价铁及总二价铁等作为评估之指标。

For pre-selection of iron compounds that ferrous sulfate, ferrous chloride, ferrous fumarate, carbonyl iron, amino acid chelated iron, iron asporotate, fenic chloride and ferric pyrophosphate were added in reconstituted skim milk to undergo in vitro digestion, respectively, and then the selected iron compounds were added in reconstituted whole milk to compare the iron bioavailability by estimating dialyzable ferrous iron, dialyzable total iron, nondialyzable and total ferrous iron, respectively.

取硫酸亚铁、反丁烯二酸亚铁、氯化亚铁、艰基铁、Iron asporotate、Amino acid chelated iron、氯化铁与焦磷酸铁等不同铁剂添加於脱脂还原乳中进行体外消化试验，並筛选生物利用性佳之铁剂分别添加於全脂还原乳中，以可透析二价铁、可透析总铁、未透析二价铁及总二价铁等作为评估之指標。

Methods Diethyl phthalate and diethyl succinate were used for raw material to synthesize the Rubidate.

方法以邻苯二甲酸二乙酯和丁二酸二乙酯为原料合成茜草双酯。

Allantoin was synthesized from glyoxylic and urea as raw materials using organic acid such as formic acid,oxalic acid and organic sulfonic,and one or two of organic acids such as hydrchloric acid,sulfuric acid and acetic acid catalyst.

以乙醛酸和尿素为原料，有机酸(如甲酸、乙二酸、有机磺酸等)、无机酸(如盐酸、硫酸、磷酸、醋酸等中的一种或两种)作催化剂合成了尿囊素产品。

INTRODUCTION: Elevated concentrations of isovaleric,methylmalonic, and propionic acid are associated withimpaired consciousness in genetic diseases.

简介：在一些遗传性疾病中，异戊酸、甲基丙二酸及丙酸浓度的升高与意识损伤有关。

In a population of 11,770 NHANES participants from 1999 through 2004 who were 4 to 19 years old, the investigators looked at the relationship of headache with BMI; CRP; homocysteine levels; serum and red blood cell folate levels; vitamin B12; methylmalonic acid levels; total cholesterol, high-density lipoprotein cholesterol, and non-HDL cholesterol levels; triglyceride levels; uric acid levels; and platelet count.

在1999年到2004年之间，共有11，770位NHANES参与者，参与者的年龄介于4~19岁，研究者研究头痛与BMI、CRP、同半胱胺酸浓度；血清与红血球叶酸浓度；维生素B12；甲基丙二酸；总胆固醇、高密度脂蛋白、以及非HDL胆固醇浓度；三酸甘油脂浓度；尿酸浓度与血小板数目。

In a population of 11,770 NHANES participants from 1999 through 2004 who were 4 to 19 years old, the investigators looked at the relationship of headache with BMI; CRP; homocysteine levels; serum and red blood cell folate levels; vitamin B12; methylmalonic acid levels; total cholesterol, high-density lipoprotein cholesterol, and non-HDL cholesterol levels; triglyceride levels; uric acid levels; and platelet count.

在1999年到2004年之间，共有11，770位NHANES参与者，参与者的年龄介於4~19岁，研究者研究头痛与BMI、CRP、同半胱胺酸浓度；血清与红血球叶酸浓度；维生素B12；甲基丙二酸；总胆固醇、高密度脂蛋白、以及非HDL胆固醇浓度；三酸甘油脂浓度；尿酸浓度与血小板数目。

The formulation include : Refined palm oil, hardened palm fats, fatty acids such as palmitic, stearic, lauric, myristic, esters and alcohols.

这种工艺包括：精炼棕榈油、硬化棕榈脂肪、脂肪酸，例如棕榈酸、硬脂酸、十二酸、肉豆蔻酸、酯及醇。

The oversaturation of cholesterol in bile results in the formation of cholesterol stones. The liver is the organ which synthesizes cholesterol and secretes bile. Liver lipid metabolism research helps to explain the mechanism of cholelithiasis. Utilizing biochemical and biomolecular technology, we have done experimental work as follows: Analyse the ingredient changes of blood and bile samples from patients.

肝脏是合成胆固醇、分泌胆汁酸的器官，对肝脏胆固醇代谢的研究有助于阐明胆石症形成的原因，本文用生物化学和分子生物学的方法，分析了病人血液、胆汁中各种脂类成份的变化，以及肝脏胆固醇合成限速酶3-羟-3-甲戊二酸辅酶A还原酶（HMG-CoA Reductase）、胆汁酸合成限速酶7α-羟化酶（7α-hydrolase）的基因表达。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。