化合物

The bond angle of O-M-O for the two complexes are in excellent agreement with each other.

化合物4和5的差热分析也表明化合物有一个非配位水和两个配位水。

Their bioactivities have been tested also in the laboratory, finding that some new compounds inhibited Botrytis Cinerea effectively.

同时对系列异恶唑啉类新化合物进行了实验室内植物生物活性的测试，发现了对植物灰霉病有效的新化合物。

In the brine shrimp lethality test, the two new compounds, 7 and 10 exhibited toxicity against brine shrimp larvae with IC50 values of 5.33 and 3.25 g/mL, respectively.

采用咸水虾致死试验检测化合物7和10的毒性，结果显示，化合物7和10表现出较强的毒性，其半数致死浓度LC50分别为5.33 g/mL和3.25 g/mL。

And the accurate masses of the product ions of butanone and propenol resulting from the ion/molecule reactions were obtained.

另外 ，把该类化合物(30个)SCI反应的质谱图与NIST98库中的标准EI质谱图进行了比较，建立了SCI质谱图库，提高了在离子阱质谱上对这类小分子化合物定性分析的准确率。

In addition, the carbon chain of butylene glycol was longer than that of ethylene glycol, so the spatial hindrance of butylene glycol was bigger than that of ethylene glycol, so the reaction rate of butylene glycol was longer than that of ethylene glycol.

由邻位化合物生成的五元环络合物比由间位化合物形成的六元环络合物稳定性高，反应速度快。

Raney nickel catalyst was used in hydrogenation of the turpentine and c-pinane,t-pinane,camphene and isocamphane and some other monoterpane s were determined.

用雷尼镍为催化剂对松节油进行了加氢实验，获得顺蒎烷、反蒎烷、莰烷、异莰烷等单萜烷类化合物，采用气相色谱"反吹、微流控"技术的色谱-质谱分析方法，测得了它们的保留时间和质谱图，为进一步研究原油或抽提物轻馏分中单萜烷类化合物的地球化学意义提供了一些基础性数据。

These results proved preliminarily that saccharide acts an important role to the cantharidin bioactivity.

为更广泛的合成该类化合物及对该类化合物的进一步深入研究奠定了一定的基础。

The achievements of this paper are as follows:(1) A series of cantharidin derivatives, saccharide-cantharidin derivatives compounds, saccharide-5-fluorouracil derivatives compounds and 5-fluorouracil derivatives organotin complexes have been firstly synthesized.

本论文的创新点在于：首次合成了一系列斑蝥素衍生物，斑蝥素衍生物-糖化合物，5-氟尿嘧啶衍生物-糖化合物和5-氟尿嘧啶衍生物-有机锡配合物。

This thesis is mainly about the research on the synthesis, structures and reactivity of di-or tri-metal bridging carbene and bridging carbyne complexes

过渡金属桥卡宾和桥卡拜络合物本身即为简单的金属原子簇化合物或是合成金属原子簇化合物的重要前体，在有机合成和烯炔烃的聚合和异构化等催化反应中有广阔的应用前景以及在某些过渡金属参与的反应的机理研究中具有重要的研究价值。

Contain enzymes (carbohydrase, protease and lipase) which digest carbohydrates, proteins and fats.

含有可消化碳水化合物，蛋白质和脂脂的酵素碳水化合物酵素，蛋白质酵素和

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。