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1·In addition compound 1 was acetylated, then a kind of all acetylated derivative was obtained. It was important for the study on the relation of structure-activity.

此外对量大的化合物1，进行了乙酰化得到了它的全乙酰化物，为其活性变化和构效关系的研究奠定了基础。

2·In addition, increases in system complexity over time, tight development schedules that force poor design decisions, and lack of system documentation can compound the problem.

另外，随时间而增长的系统复杂性、紧张的开发进度、不好的设计决策、短缺的系统文档，这些都使问题显得更加突出。

3·Conclusion: FCHA polishing Compound has local desensitization for teeth in addition to polishing effectiveness.

结论：FCHA新型抛光膏除有抛光效果外，还具有局部脱敏作用。

4·Also particularly explains the superior characteristics, fabrication process and installation of the compound air duct, in addition, analyzes the economic feasibility of the substitute project.

详细讲解复合风管的优越性能、制作工艺及风管的安装，并以工程实例分析替代方案的经济可行性。

5·Material for iron runner is primarily based on aluminum-carbon compound material. It is a high-grade refractory with good resistance to corrosion and scouring by addition of boule and silicon carbide.

铁沟料是以铝碳复合材料为主，通过添加刚玉、碳化硅等不同类型碳质原料，使其具有抗侵蚀及冲刷等优点的高级耐火材料。

6·Metal compound, catalyst component and polyaddition catalyst, and method for preparing addition polymer.

金属化合物，催化剂组分和加聚催化剂，以及制备加聚物的方法。

7·In addition to its compound eyes, the mantis has three small ocelli - simple eyes used primarily as light sensors, which probably assist with stability in flight.

除了它的复眼外，它还有三个用于感受光线的单眼，可能用来保持飞行稳定性。

8·Preparation process of colloidal silica coating and compound shell making technology are introduced. In addition, the application results has been analyzed briefly.

介绍硅溶胶涂料的配制过程及复合制壳工艺，对使用结果作了简要分析。

9·The results showed that the addition of compound enzyme could evidently advance alcohol fermentation.

结果表明，添加酒精复合酶对酒精发酵有明显的促进作用。

10·The addition sequence, addition and long effectiveness of the compound modifier were investigated.

考察了复合变质剂的加入顺序、加入量以及变质的长效性。