还原剂

It was found that solvent pyridine plays an important role in the formation of nanocrystalline nickel selenides due to its appropriate coordinative ability and alkalescence.

又在50℃的温度下，在吡啶溶剂中以水和肼为还原剂，得到了Ni〓Se和NiSe〓，纳米晶溶剂吡啶由于具有合适的配位能力及碱性而在反应中起了关键作用。

Addition of a reducing agent and an ampholyte, and supersonic treatment significantly enhanced protein solubilization.

还原剂和两性电解质以及超声处理显著增进蛋白质的溶解，提高蛋白产量。

L-Ascorbic acid is widely used in chemical and biological systems as a reducing agent, mostly in aqueous solution.

L-抗坏血酸是一种广泛应用于化学和生物系统的还原剂，主要以水溶液的形式存在。

A systematic study was conducted to oxidation-reduction reaction of many kinds of small molecule alcohol with bichromate.

针对以上两种还原方法的不足，本文以低碳醇为还原剂，研究了一种制备铬鞣剂的新方法。

A systematic study was conducted to oxidation-reduction reaction of manykinds of small molecule alcohol with bichromate.

针对以上两种还原方法的不足，本文以低碳醇为还原剂，研究了一种制备铬鞣剂的新方法。

The results showed that the amount of artemisinin was 1.5 g, the use level of deionized water 300 mL, the amount of reductant 1.0 g, the reaction time 1.5 h and the carbinol amount of solvent 100 mL, the yield of the product was 74.25% and the purity was 99.13% respectively.

实验表明，最佳工艺条件为：青蒿素用量为1.5 g，去离子水用量为300 mL，还原剂硼氢化钠用量为1.0 g，反应时间为1.5 h，溶剂甲醇用量为100 mL。在此条件下，产物产率为74.25%，纯度高达99.13%。

Firstly,The crosslink of sodium caseinate and whey protein isolateat three different conditions using transglutaminasewas studied.The extent of polymerization was detemined by SDS-PAGE、electron microscope and infrared spectrometer associated with gel image analysis.

通过对各组分蛋白相对光密度值的变化分析可知：在本实验所选条件下，在80℃预热15min后并再加入一定量还原剂(20mmoL/LDTT)变性条件下，酪蛋白和乳清蛋白之间可以交联；为进一步验证上述结论，通过中红外光谱仪和电子显微镜进一步分析交联前后蛋白质的二级结构的变化和交联前后蛋白质空间结构上的差异，结果分析均与上述结论相吻合。

The results have indicated that chrome tanning agent with good tanning property and high utilization ratio can be gotten by selecting proper alcohol as reducing agents. This is a forceful promotion to tanning ecology.

研究结果表明，选择适当的醇作还原剂，可制备出鞣革性能优异，利用率高的铬鞣剂，这对实现制革生态化是一个有力的促进。

The results have indicated that chrome tanning agent with good tanning propertyand high utilization ratio can be gotten by selecting proper alcohol as reducing agents.This is a forceful promotion to tanning ecology

研究结果表明，选择适当的醇作还原剂，可制备出鞣革性能优异，利用率高的铬鞣剂，这对实现制革生态化是一个有力的促进。

The chrome tanning agent was prepared with some wastewater produced from perfume factories contained high concentration organic acid as reducing agent and masking agent by which part of glucose was replaced.

利用香料厂排放的高浓度有机酸废水部分代替葡萄糖作还原剂和蒙囿剂，制备铬鞣剂，并对制备出的鞣剂的理化性能及鞣制性能，进行综合分析。

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。