反应物

The results showed that the reaction time was prolonged with the molar ratio of acrylic acid increasing.

结果表明：随着反应物中丙烯酸含量的增加，反应时间延长。

The nucleophilic attack step of a classical Aldol reaction was studied using acetaldehyde anion and formaldehyde as reactants.

采用乙醛负离子和甲醛作为反应物，对经典的醛醇缩合反应中的亲核进攻步骤进行了研究。

In this study, we carried out the allylation of anilines with allylic acetates in PEG-H2O system in the presence of palladium as catalyst. N-allylation of anilines was achieved.

在本研究中，我们完成利用钯催化剂，在水及聚乙二醇系统中，使苯胺类和乙酸烯丙酯类进行烯丙基化反应，并探讨各苯胺类反应物之结果。

Some factors affecting the result of removal of ammonium and phosphate, such as pH, molar ratio, reaction time,stirring speed,precipitation time were discussed.

研究了pH值、反应物摩尔比、搅拌速度、反应时间、陈化时间等因素对磷酸盐去除效果和氨氮残留量的影响。

So the effect of different solvents, such as methanol, ethanol, butanol, tertiary butanol, isoamyl alcohol, tertiary amyl alcohol, diethyl ether and cyclohexane, on the reaction was explored.

在文献所报道的应用K〓CO〓作催化剂、CH〓I既作促进剂又作部分反应物的由原料甲醇与二氧化碳直接合成碳酸二甲酯工作的基础上，在体系中加入离子液体emimBr后，研究了emimBr对合成反应的影响。

The author creates the AutomaticallyDiscriminational Model for the Classification of Sandstones System, thatis to say, people can complete the vastly sample s classification of sandstonesaccurately and swiftly, meantime, diminish the possibility of mortal mistake. Based on the study of the basic sandstone component before embedding, the typeof authigenic mineral, and the forming mechanism of porosity in Upper Paleozoicreservoirs in Ordos basin, the author selects the reasonable experiment objects forWater-Rock Interaction modeling study, designs the relatively reactant and resultantduring the diagenesis period, builds the solid-liquid thermodynamics model with theprinciple of thermodynamic phase equilibrium for kinds of primary minerals (potashfeldspar, albite, anorthite, and pyroxene, hornblende) which dissolve in acidic media,and forms the corresponding thermodynamics test database.

在对鄂尔多斯盆地上古生界储层砂岩埋藏前组成、自生矿物类型和孔隙构成研究的基础之上，确定合理的沉积盆地水—岩相互作用模拟研究的实验对象，设计了埋藏成岩过程有关反应的反应物和可能的生成物，并通过热力学相平衡原理，建立了碎屑岩在埋藏成岩过程中各种骨架颗粒(钾长石、钠长石、钙长石以及铁镁暗色矿物中的辉石、角闪石等)在酸性介质条件下发生溶解的固体—流体相化学反应热力学计算模型，并获得了相应的热力学数据库，在此基础上对储层砂岩中主要造岩矿物(钾长石、钠长石、钙长石以及铁镁暗色矿物中的辉石、角闪石等)在埋藏成岩过程的酸性介质条件下发生溶解的热力学习性进行了论述。

However, led to a mixture of 4 and 5 the reaction with aryl ketone oximes. Regioselectivity of the reaction and configuration of the products are discussed.

文中讨论了反应物的空间效应、亲核试剂对该反应区域选择性的影响，并论证了产物的构型。

The reaction mechanism of ozone and singlet carbene has been studied by means of the Gaussian-3 method to optimize the geometries of reactions, transition states, intermediates and products.

为了研究单态卡宾与臭氧反应机理，本文采用密度泛函理论Gaussian-3方法(G3B3)优化了反应物、中间体、过渡态和产物的几何构型。

As an open system, it is easy for reactants and solvents to vapor into microwave oven, and catch on fire or even explode once they once they touch the spark.

因为是敞开的反应体系，反应物和溶剂易挥发到微波炉体内，一碰着火星就会着火甚至爆炸。

Terpolymer of acrylic acid/acrylic amide/malefic anhydride was synthesized and mixed with polyepoxysuccinic acid in order to improve the scale and corrosion performance of the latter in this study.

为了提高PESA的阻垢缓蚀性能，合成了丙烯酸／丙烯酰胺／马来酸酐三元共聚物，与聚环氧琥珀酸进行物理复配，考察了温度、反应物配比及浓度对复配产品阻垢和缓蚀性能的影响。

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。