甲

On the basis of this process, better results were obtained by using benzaldehyde in place of benzophenone and improving process conditions.

在此合成工艺的基础上，以苯甲醛代替二苯甲酮，同时改变相关的工艺条件对实验方案进行改进，取得了较好的实验结果。

In the GC/MS analysis, lots of compounds containing benzene ring were detected.

在进一步的降解过程中，平菇表现了其自身特有的降解机制，取代苯环单体上的甲氧基为甲基，而后发生苯环的开裂，这与报道的白腐菌降解过程有所不同。

Recovery of emamectin benzoate ranged from 98% to 102%, with a coefficient of variation 4.39%.

甲维盐分析的回收率为98%～102%，变异系数为4.39%。

I produced Emamectin Benzoate Series product quality has reached the domestic advanced level.

我公司生产的甲胺基阿维菌素苯甲酸盐系列产品质量达到了国内先进水平。

A method of quantitative analysis for Emamectin benzoate by HPLC was studied.

研究用HPLC定量分析甲维盐的方法。

The study can provide scientific basis for applying Emamection benzoate to prevent the agricultural pests.

结论］为甲氨基阿维菌素苯甲酸盐在防治农业害虫方面的应用提供科学依据。

Result The results showed that the photolytic rate of Emamectin benzoate water solution under different light sources had significant difference.

结果］在不同光照射下，甲氨基阿维菌素苯甲酸盐水溶液的光解速率有明显的差异。

Products in the fist emamectin benzoate production process through constant experience and technical optimization, content Product realize up to 60%, 70%, 80%, 90% of large-scale production.

并在拳头产品甲氨基阿维菌素苯甲酸盐生产过程中通过不断的经验总结和技术优化，实现产品含量分别达到60%、70%、80%、90%的规模化生产。

The graft copolymer has an optimum effect of pour point depressing for the Daqing crude oil when it was synthesized under the conditions of that the mole ratio of EVA and octadecyl maleimide was 1:20, mass fraction peroxidation benzoin formyl was 2.5%, polymerization time was 6h, and the polymerization temperature was 90℃.

以目标物的降凝幅度为评价指标，优选出适合的合成条件为：EVA与十八烷基马来酰亚胺的摩尔比为1：20，引发剂过氧化二苯甲酰的量为2.5%，聚合时间6h，聚合温度为90℃。

The synthetic product was identified with mass spectroscopy and IR spectroscopy. The properties of PBZP were dompared with those of two useful photoinitiators, benzoin ethylether and benzophenone.

用质谱与红外光谱对产物作了鉴定，其性能与常用的紫外光敏剂苯偶姻乙醚及二笨甲酮进行了比较。

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。