还原

In this study, NBPT mixed proportionally with urea and NBPT without urea were applied to the soybean plants to analyze the effect of NBPT on the soybean root growth in root vigor, root nodule number and weight, and the activity of nitrogen fixation of root nodule.

为探索利用NBPT提高大豆生长发育的途径，对施用NBPT的大豆，利用氧化还原法，乙炔还原法和凯氏定氮法分别测定了大豆根系活性，根瘤固氮活性和植株含氮量，并测定了大豆根瘤的数量和重量。

Consequently,it is possible to discriminate the tectonic setting of ore-forming and rock-forming by studying major elements of sandstones in Dayao sandstone copper mine.

大姚砂岩铜矿成矿受氧化-还原环境控制，分析大姚六苴矿床岩石和矿石样品的F e2+/F e3+值与铜元素含量之间的关系，探讨砂岩铜矿的氧化-还原环境特征，从而建立大姚砂岩铜矿的地球化学相。

At the same time, the rhizosphere is favourable to the nitrification, the rhizosphere effect R/S is about 4.5;②The loss rate of -N in 24 h in flooded and anaerobic incubation is 52%?

58％，占第10天的55％？71％，且表土层-N的消失率比底层土大；③参与同化反硝化作用的还原酶活性较强，在培养24h后，被还原的基质数量占加入基质数量的70％？

The preparation method provided by the invention is: firstly, to clean glass beads; secondly, to modify the surface property of the glass beads, such as sulfhydrylation; thirdly, to clean the modified glass beads; fourthly, to add reducing agent into the glass beads including the modified glass beads to prepare a reducing mixture; fifthly, to prepare silver salt solution; sixthly, to mix the reducing mixture with the silver salt solution. And silver-wrapped glass bead core-shell composite particles are obtained through the reaction, the air pump filtering, the washing and the drying.

本发明提供的制备方法为：(1)清洗玻璃微珠；(2)对玻璃微珠的表面进行改性，例如巯基化；(3)清洗表面改性后的玻璃微珠；(4)所得包含表面改性后的玻璃微珠中加入还原剂，配制成还原混合体；(5)另配制银盐溶液；(6)将还原混合体与银盐溶液混合搅拌，反应，抽滤、洗涤、干燥，得到银包玻璃微珠核壳复合粒子。

Fe was favorable for the hydrogen-producing fermentation system to keep a lower redox potential and this would improve its hydrogen yield due to the enhancement of the metabolic activity of anaerobic bacteria.

单质Fe具有较强的还原能力，可使系统的氧化还原电位维持在较低的水平，对于提高厌氧细菌的代谢活性，提高反应系统的产氢能力，具有较好的促进作用。

The electrolyzed oxidizing water used in the experiment had redox potential of 1148～ 1165 mV, pH value of 2.08～ 2.40 and available chlorine content of 23.37～54.28 mg/L.

试验用高氧化还原电位酸性水的氧化还原电位为1148～1165 mV，pH值为2.08～2.40，含有效氯23.37～54.28 mg/L。

The optimal environmental conditions in batch culture for PCP dechlorination were: pH 7, temperature 38℃ and redox potential E(subscript h 200 mV.

PCP最佳还原脱氯温度为38℃，最佳pH为7，低的氧化还原电位(200mV)有利于脱氯的进行。

Furthermore, we investigate the dependence of surface morphologies and continuities of metallic structures on fabrication conditions.

我们通过将表面活性剂引入多光子光还原过程，限制了金属纳米颗粒的还原生长，使多光子加工技术的金属加工分辨率超过传统光学理论衍射极限，实现了纳米尺度的金属加工。

Using the mixture of acetic acid and cyclohexane as solvent, the effects of factors such as amount of solvent, ozonolysis temperature, ozonolysis time, amount of reductant and reduction decomposition time on reaction results were examined.

考察了溶剂、臭氧化时间、还原剂用量、还原分解时间和还原温度对反应结果的影响，初步探讨了臭氧化反应级数。

The reaction order was also studied. The obtained optimum conditions were m: m=1:4, ozonolysis time 100 min n (NaHSO3)/n=1.1, reduction decomposition time 60 min, reduction temperature 80℃.

优化的工艺条件为，m： m=1：4，臭氧化时间为100min，n(NaHSO3)/n=1.1，还原分解时间60min，还原温度80℃。

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。