方法：应用乙酰苯肼与环磷酰胺复合法复制血虚小鼠模型。
METHODS: The blood deficient mice model was induced by injection of phenylhydrazine and cyclophosphamide.
总维生素C、还原型维生素C含量的测定采用2，4二-硝基苯肼法。
The content of total vitamin C and reductive ascorbic acid were determined by 2,4-dinitrobenzene hydrazine.
这些加成物的结构是借在酸性介质中与2,4 -二硝基苯肼作用生成相应酮的2,4 -二硝基苯腙而得到证明。
The structure of these adducts was proved through the reaction with 2, 4-dinitrophenylhydrazine in acidic medium, yielding the 2, 4-dinitrophenyl-hydrazone of the corresponding ketone.
目的：针对枸杞子的抗氧化作用，尝试建立基于清除有机自由基1，1-二苯基苦基苯肼（DPPH）的枸杞子质量控制方法。
Objective: To establish a quality control method for fructus lycii based on its antioxidation scavenging 1, 1-diphenyl-2- picrylhydrazyl (DPPH).
并将磷酰苯肼和相应的硫代磷酰苯肼在环氧树脂(E - 44)中的阻燃性能进行了对比试验，结果表明硫元素与磷、氮元素有协同作用。
The flame retardance in epoxy E-44 was discussed as well, and the flame retardance of the compounds of sulfur containing and not containing have been compared.
研究了以二苯甲酮和80%水合肼为原料，合成二苯甲酮腙的工艺，探讨了物料配比、反应时间、浓度等对目的产物收率的影响。
Synthesis process of benzophenone hydrazone is studied with benzophenone and 80%hydrazine as raw materials. Effects of material ratio, reaction time and concentration on aimed products are explored.
目的建立测定复方利血平氨苯蝶啶片中氢氯噻嗪、硫酸双肼屈嗪和氨苯蝶啶含量的方法。
Objective To establish an HPLC method for simultaneous determination of hydrochlorothiazide, dihydralazine sulfate and triamterene in compound reserpine-triamterene tablets.
在微波辐射条件下，以水合肼、尿素和苯甲醛为原料，采用一釜两步法合成了苯甲醛缩氨基脲。
The experimental results showed that microwave irradiation could enhance the yield of benzaldehyde semicarbazone.
以苯酚、环氧氯丙烷为原料，KOH为催化剂，肼解后合成了1—氨基—3—苯氧基—2—丙醇。
The 1-amino-3-phenoxyl-2-propanol is prepared with phenol and epoxy chloropropane by means of KOH as catalyst and hydrazinolysis.
采用循环伏安法、示差脉冲伏安法对四种天然黄酮类化合物清除二苯代苦味肼自由基（DPPH）的能力进行了探讨。
Scavenging activity of four natural flavonoids to 2,2-diphenyl-1-picrylhydrzyl free radical(DPPH) was studied by cyclic voltammetry and differential pulse voltammetry.
本文对二苯碳酰二肼分光光度法测定地表水及工业废水中六价铬的样品预处理方法提出了改进措施。
In this paper, the preparatory treatment for determination of Cr6+ in ground water or industrial effluents by the method of spectrophotometry has been improved.
A - HeFT试验表明非洲裔美国人硝酸异山梨酯联合肼苯哒嗪组的生存率要高于安慰剂组。
In A-HeFT trial, you showed a combination of isosorbide dinitrate with hydralazine achieved a better survival rate than placebo in African American population.
A - HeFT试验表明非洲裔美国人硝酸异山梨酯联合肼苯哒嗪组的生存率要高于安慰剂组。
In A-HeFT trial, you showed a combination of isosorbide dinitrate with hydralazine achieved a better survival rate than placebo in African American population.
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