齐聚

Today ,People in countries all over the world get together to discuss the earth and our future, and to take action to improve the current situation.

今天，来自世界各国的人们齐聚一堂，探讨地球的明天和人类的未来，并打算采取行动以改变现状。

The experimental results showed that: 1 cylindrical catalyst prepared by extrusion was used in mixed butene oligomerization, whose conversion and dimer selectivity wre seperately as high as 41% and 52%.

实验结果表明：1挤出成型法制得的圆柱状催化剂催化混合丁烯齐聚反应的转化率和二聚物选择性分别高达41%和52%。

Result showed that conversion of isobutylene reached 80% and selectivity of diisobutylene was 90% when reacted at 180 oC with mass airspeed of 3h-1 by self-made R2 catalyst.

利用分子筛催化异丁烯合成二聚异丁烯，在固定床反应器中考查了温度、空速对异丁烯齐聚反应的影响。

A new functional electroluminescent copolymer is reported in which chromophores and hexa segments alternate along the polymer backbone.

采用Wittig反应合成了一种分子主链由烷氧基取代的1，4二苯乙烯基苯聚对亚苯基亚乙烯基(PPV的三个单元的齐聚物与柔性隔离链段五缩六乙二醇组成的交替型蓝绿色发光共聚物。

The protection layer is a layer of polyvinyl alcohol oxygen, mainly to the oceans that oxygen on monosomic or oligmer inhibition.

爱护层是聚乙烯醇隔氧层，次给是用于隔绝氧不对单体或齐聚物的阻聚功用。

However, it is difficult to know the 3D structure of TSB and HSTP by forming single crystal because their tortuose structures are difficult to crystalize.

2在分析和总结了实验中已合成的PPV 齐聚物光电性质及其优缺点的基础上，我们设计了三种含有PPV 齐聚物结构的分子。

Advances in ethylene selective trimerization catalysts, especially composition, activity and cost of trimerization catalysts and their overall selectivity to 1-hexene.

对乙烯选择性三聚反应进行了论述，着重分析了催化剂的组成、活性、成本和1-己烯的总选择性，并展望了烯烃选择性齐聚反应的发展。

The results from GC-MS and GC analysis confirmed that the oligomer was a mixture consisting of di-(14%),tri-(45%),tetra-(31%) and pentamer(10%).

GC-MS和GC的分析结果表明所得齐聚物是混合物，主要由二聚体、三聚体、四聚体和五聚体组成。

Hontonpur H is a high efficient environmental friendly detergent for dye box, which has great melting and dispersing ability on the attached dyes, dye resolvent, polyester multi-polymer and other multi-compounds. It also has excellent effect on remove inflexible dirt like metal salts. Process shorten and cost saving.

Hontonpur H 是一种高效染色机用环保型洗净剂，它对于染色机内墙上附着的染料、染料分解物及聚脂纤维齐聚物等复合凝聚物具有良好的溶化分散性能，对去除变成金属盐的顽固污垢可发挥优异的效果，并可缩短工艺，节约水电。

P hydroxybenzoic acid ; oligomer ; PET ; transesterification ; block copolymer

对羟基苯甲酸；齐聚物；聚对苯二甲酸乙二醇酯；酯交换反应；嵌段共聚酯

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。