还原

The obtained compound (2) was treated with borane-tetrahydrofuran (B2H6–THF) complex under nitrogen atmosphere in excessive THF for 18 h to give a kind of dark brown oil,followed by ammonolysis with NH3·H2O in autoclave at 100 ℃ for 6 h to produce 2-(5-amino-2- nitrophenyl) ethanol (3) in 84.4% yield.

用硼烷还原5-氟-2-硝基苯乙酸后，接着用氨水在高压釜中加热到100 ℃氨解，得到2-(5-氨基-2-硝基苯)乙醇（84.4%）。

To study the changes of plasma endotoxin NO and hemorheology in experimental cirrhotic rats and their correlation,we have used hemorheology analysis system and the means of limulus amoebocyte lystata assay Griess assay to detect changes of plasma endotoxin NO and hemorheological parameter in rats at 3 6 9 weeks after CCl4 administration.

为探讨肝硬化中血浆内毒素、NO水平的变化及血液流变学特性的改变及其相互关系，我们通过用四氯化碳(carbon tetrachloride，CCl_4)来诱导大鼠肝硬化模型，采用鲎试剂动态浊度法、镉还原比色法、血液流变学分析仪，分别检测了大鼠肝硬化演变过程中早期(诱导第3周末)、中期(诱导第6周末)、晚期(诱导第9周末)的血浆内毒素、NO水平及血液流变学各参数。

SiC powders are synthesized by reducing silica with amylum in a flow argon atmosphere at 1500℃, 1600℃ and 1700℃, respectively.

以硅溶胶为硅源，淀粉为碳源，采用低温碳热还原法合成了SiC微粉。

The results shows that the REE of Shuixigou Group came mostly from andesite and granite in the denudation zone,but did not originate from basalt.The pH values of the interlayer oxidation rock zone and the primary reduction rock zone are similar,and those of ore zone are lower than the other two zones.

伊犁盆地南缘乌库尔其地区流体和岩石的 pH值分布情况表明，层间氧化岩石带和原生还原岩石带的 pH值相似，而矿石带的 pH值偏低，这与在偏碱性条件下， REE和 U的络合物容易形成，并且 REE和 U的络合物随着 pH值的降低而迁移和沉淀富集是相吻合的。

In the refilling wastewater of oilfield, sulfate reduction bacteria, saprophyte bacteria andiron bacteria cause the stratum plugged and facilities corrosion.

在油田回注污水中，能引起设备腐蚀和地层堵塞的细菌有硫酸盐还原菌、腐生菌、铁细菌等。

A flow injection spectrophotometry is proposed for simultaneous determination of iron ion andiron ion(Ⅲ based on o-phenanthroline spectrophotometry,using double zone injection and a reduction column packed with cadmium plated zinc power.

将流动注射技术引入邻菲罗啉分光光度法测定Fe2+分析体系，采用单阀双带镀镉锌片还原柱带隔离的阀体流路，建立了同时测定微量Fe2+和Fe3+的分析方法。

The indirect selective electrochemical oxidation of anethole to anisaldehyde with Ce4+/Ce3+ as redox mediator system was studied in this thesis.

研究了以茴香脑为原料，用Ce4+/Ce3+为氧化还原媒质，选择性间接电氧化合成茴香醛。

Concluded that the definition and characteristics of science and ethics, combined with some of the modern case studies to discuss key issues of scientific ethics of the study, pointing out that on the one hand to strengthen the scientific and ethical quality of scientific workers in the other hand, the urgent need for ethical guidance of mankind, from the ethical angle of reflection on science, so that science can truly benefit of mankind.

最后指出科学伦理的含义、特点和本质。结合现代的一些案例分析，讨论科学伦理研究的主要问题，指出一方面要加强科学工作者的科学伦理素质，另一方面人类迫切需要伦理的指导，从伦理的角度反思科学，使科学真正能为人类造福。还原

Their sight can reveal shame and deceit, can revert the original visage of life, which is the happening mechanism of angle of vision of children in narration and forms particular scene of text.

他们的眼光揭示了虚伪和谎言，还原了生活的原生态面貌，这正是儿童视角的叙事学发生机制，并造成独特的文本风貌。

Angle of vision of children, On one hand, soars the idea of "the find of human", on the other hand, its alienative narrative strategies revert the born truthfulness of life and denial both the full characters and the realism that cannot be doubted.

儿童视角一方面体现了对"人的发现"的高扬，同时以陌生化离间化的叙事策略还原了生活的原生真实，体现了对高大全的人物和不能怀疑的现实的否定。

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。