reactant

noun

1. 反应物
   a substance that takes part in and is changed by a chemical reaction

1. In this experiment, We use sucrose and vegetable oil as reactant, caustic alcohol as catalyst, and fatty acid soap and SE as accelerating agent.
   以蔗糖、植物油为原料，乙醇钠为催化剂，脂肪酸皂及SE为促进剂，在均相熔融状态下进行酯交换反应合成蔗糖酯。
2. Influence of Reactant on Preparation of NiO/ SiO_2 via Adsorption Phase Reaction Technique
   反应物的变化对吸附相反应技术制备NiO/SiO2的影响
3. The explanation could lie in the sharp temperature jump a particle experiences when it becomes dispersed in a bubble of reactant gas.
   其解释是当颗粒被分散于反应气体的气泡中时，经受着温度的突然跃升。
4. And that's on the reactant side.
   反应物这一边。
5. Other parameters, particularly the economics of the reaction sequences, including the costs of the reactant equipment, must also be taken into consideration.
   其它因素，尤其是生产这些化合物的经济因素，包括反应设备的成本，必须考虑。
6. Based on orthogonal test, the factors influencing the synthesis of di-n-propyl phosphite, such as reaction temperature, reaction time and molar ratio of reactant, were investigated.
   通过正交优化试验，考察了温度、时间和物料配比对二正丙基亚磷酸酯的合成收率的影响。
7. Different Reactant Dispersion on the Electrochemical Performance of Li_ ( 1+ x) V_3O_8
   反应物分散条件对Li（1+x）V3O8电化学性能的影响
8. Synthesize saframine O using o-toluidine as primer reactant by diazotization, coupling reaction, reduction reaction, and oxidation.
   研究了以邻甲基苯胺为起始原料，经重氮化、偶合、还原、氧化反应合成藏花红的方法。
9. Because the antigen – antibody reaction is an equilibrium binding reaction, the magnitude of the signal relies on the concentration of each reactant.
   因为抗原－抗体反应是一个平衡结合反应，所以信号量依赖于每个反应物的浓度。
10. The result indicted that the reactant content reduced did not affect the exact extent of the analysis, and the phenomena was very distinctness in the end point.
    实验表明，降低反应物浓度不影响分析结果准确度，终点现象明显。
11. A stringent definition was requested including at least joint counts and an acute phase reactant, but excluding duration of state.
    严格定义至少需要包括关节计数和急性期反应物，但需排除状态持续时间。
12. Liquefaction of Soybean Dregs in Phenol and the Resinification of the Reactant
    大豆豆渣苯酚液化及其生成物的树脂化
13. Oxygen is often used as reactant in chemical processes.
    在化学过程中，氧气经常充当为反应物。
14. H2O act as a reactant, take part in the catalytic process, the active materials.
    水作为一种反应物，参与了催化分解反应，生成的活性物种。
15. A series of chemical reactions in which the product of one is a reactant in the next.
    一系列的化学反应，其中某次反应的产物是下一次反应的反应物。
16. The effect of process conditions, such as microwave, reactant ratio, catalyst and solvent etc, on the nucleophilic substitution and yield of product were investigated.
    考察了微波技术、反应物料比、催化剂以及溶剂等主要条件对亲核取代反应和产物收率的影响。
17. Two moles reactant* What happens if I change the pressure?
    两摩尔反应物。，如果我改变压强会怎么样？
18. If I have a beaker with some solid reactant on the bottom here.
    如果在烧杯地步，有一些固态反应物。
19. The effects of temperature, the quantity of catalyst used, and reactant feed rate on hydrosilylation was discussed.
    考察了温度、催化剂用量、加料速率等因素对苯乙烯与甲基二氯硅烷硅氢加成反应的影响。
20. Oxygen is often used as reactant in chemical processes. Woman's a various and a changeful thing.
    在化学过程中，氧气经常充当为反应物。女人是反复无常，变化多端的。
21. So of course if you want reactions to go then this also can be exploited by looking at which phase might be richer in one reactant or another.
    如果想反应进行，可以看看，反应中哪种相的含量更多，因此可以推进。
22. Based on analyzing the defects existing in traditional sonochemical reactors, the authors developed a new type of sonochemical reactors that controls the reactant temperature by cooling and heating.
    在分析传统声化学反应器缺陷的基础上，研制了一种新型声化学反应器。
23. Namely, in this case, the changing of what was the product now, B would be the reactant, C, back into A plus B and it has nothing to do with the rate this way.
    在这个例子中也即是说，当我们把这里的产物变成反应物，让C生成A和，这个反应的速率与，上面那个反应的速率没有关系。
24. To provide a main reactant for the formation of meat flavor in the Millard reaction, soybean was used as the raw material to prepare hydrolyzed vegetable protein ( HVP) by acid hydrolysis.
    以大豆为原料，通过酸解法制备植物水解蛋白（HVP），以HVP为原料通过美拉德反应制取肉味香精。
25. All right, so it looks like we weren't showing the percentages here, but it looks like hopefully most of you were able to get the correct answer of H2 being the limiting reactant.
    看来我们好像没办法，显示结果的比例，但看起来大部分人，都能得到正确的结果，那就是H2是受限制的反应物2，看来现在我们还没搞明白。
26. And if you are doing chemistry then it could be how much you put of some reactant and how much of the output product that you wanted to synthesize generated.
    或者你在做化学实验，数据就是，需用的反应物的量，和你想合成的生成物的量。
27. Write an equation for the overall reaction and identify the source of each reactant.
    写出一个总反应方程式并指出每种反应物的来源。
28. Selectivity expresses the amount of a desired product obtained from the reaction as a fraction of the theoretical amount which could be obtained from the amount of reactant supplied.
    选择性表达了反应获得的目标产品的量与从提供的反应物质中按理论应该获得的产品量之比。
29. The reactant Triglycerides and cottonseed oil biodiesel were quality and qualitative analysis by TLC method combined with HPLC firstly.
    并初次联合使用薄层层析色谱和高效液相色谱定性定量分析棉籽油和棉籽油生物柴油。

noun

1. a chemical substance that is present at the start of a chemical reaction