最佳化的

Both the protection and deprotective group methods for the amino-group on side chain of a new N-pivot lariat crown ether were studied comparatively.

研究了一种新的氮支套素冠醚侧链上氨基的保护和脱保护基方法，结果表明，由过量乙二胺与对甲苯磺酰氯反应得到的单保护乙二胺（N－对甲苯磺酰基乙二胺4a），经N－烷基化环化反应，然后在氢化铝锂存在下脱除保护基，即可制得最佳产率的N－（2－氨基已基）单氮杂－12－冠－4（1）。

This paper simulates the main component of biomass-cellulose with pledget and the filter paper .

以脱脂棉、滤纸模拟生物质的主要组分之一纤维素，在不同稀硫酸浓度、时间和温度反应参数下，进行纤维素水解糖化试验研究，以还原糖量为指标，考察纤维素糖化最佳反应条件。

This paper simulates the main component of biomass-eellulose with pledget and the filter paper.

以脱脂棉、滤纸模拟生物质的主要组分之一纤维素，在不同稀硫酸浓度、时间和温度反应参数下，进行纤维素水解糖化试验研究，以还原糖量为指标，考察纤维素糖化最佳反应条件。

The effects of the immobilization conditions, the structure of spherule, the mechanical strength, elasticity, stability, and the activity of the bacterial enzyme were investigated, analyzed and determined the immobilization conditions.

探讨了固定化条件对固定化小球结构、机械强度、弹性、稳定性和培养后菌体的谷氨酰胺合成酶的活性情况的影响，分析确定最佳的固定化条件。

At the same time, the best aging condition is studied according to the turbidity removal efficiency of different samples.

另外，通过对不同样品的絮凝效果的比较，优化了Al_(30)生成的熟化条件，确定了最佳的熟化条件为90℃搅拌熟化12 h。

The synthesis of dimethyl fumarate was studied from maleic anhydride and methanol with phospho molybdic acid as the catalyst and bromate as the isomerization catalyst by one-step in this short paper.

采用固体杂多酸磷钼酸为催化剂，溴酸盐为异构化剂，经顺酐一步合成了富马酸二甲酯，探讨了醇酐比、反应时间、催化剂的量、异构化剂的量以及异构化时间对合成DMF收率的影响，并确立了最佳反应条件。

At the same the fumigating residue with large amount of phosphor is difficult to deal with and endangers people so it must be embedded under earth. It not only pollutes the earth and water, but also wastes lots of aluminas.

本论文根据磷化氢水解反应和粮食储备库环流熏蒸的特点，在已有磷化氢高效发生技术的基础之上，系统研究了磷化氢发生反应的最佳工艺条件。

80 Mm special alloy steel wire for metal card clothing were studied,and their technique parameters were respectively found out.

研究了φ2.15mmSWRH72B、金属针布专用φ3.50mm合金钢Ⅰ和φ3.80mm合金钢Ⅱ三种钢丝的球化退火工艺，分别找出了其最佳的球化退火工艺参数；同时分析了球化退火工艺参数对最终碳化物球粒度的影响。

With the optimization of the test results, the best extrusion system parameters were obtained based on the filtration time of worts. And the main indexes of worts under the best extrusion system parameters were better than the control's.

通过对试验结果的优化分析，得到了以糖化醪过滤时间为指标的大米啤酒辅料挤压膨化系统最佳参数；在此参数下所制辅料，经糖化后所得麦汁的各项指标均优于对照。

Results showed the saponification value of evening primrose oil is between 180~200, pH value of isolated oil is 1.5~2.0 after saponification reaction.

皂化值的测定和利用气相色谱法测月见草油脂肪酸组分结果说明：月见草油的皂化值在180-200之间，皂化反应后分离油最佳的pH值为

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。