Absorption spectra of three novel coumarin sensitizer incorporate benzylidene cyclopentanone moiety were studied.

They added a small amount of the fluorescent dye coumarin to the emitter material tris ( 8-hydroxy-quinoline ) aluminum.

他们在发光材料三 ( –基口喹啉 ) 铝里,加入了少量的萤光染料香豆素.

Results: The recent progress of study on Coumarin of Angelicae dahuricae were displayed.

结果展示了中药白芷香豆素类成分的最新研究进展.

Coumarin and flavonids is the main component.

香豆素类与黄酮类为其主要活性成分.

Organic light emitting diodes ( OLED ) employing an Ir complex with coumarin ( C 6 ) and acetylacetone ( acac ) ligands Ir ( C 6 ) _ 2 ( acac ) are studied.

所研究的有机电致磷光发光器件 ( OLED ) 选用了一种新型金属铱的化合物Ir ( C6 ) 2 ( acac ),这种金属化合物由配位体香豆素C6和乙酰丙酮 ( acac ) 与金属铱化合形成.

Coumarins found in fruits and vegetables exhibit antimicrobial activity.

在水果和蔬菜中被发现的香豆素具有抗菌活性.

The group includes flavonoids, benzophenones, some coumarins, lignans, condensed tannins, and stilbenes.

这一组中包括黄酮类化合物, 二苯甲酮 、 一些香豆素 、 木质素 、 缩合单宁和芪.

Is the council right to be concerned, or is it overreacting?

市政委员会表示关切是合情合理呢，还是反应过激？

The Council answered those questions in the negative.

委员会对那些问题的答复是否定的。

The council does not support lengthening the school day to fit in other activities.

委员会不支持通过延长在校时间来插入其他活动。

After two late night sessions, the Security Council has failed to reach agreement.

在深夜召开两次会议后，安全理事会还是没有达成一致。

On 1 December the presidency of the Security Council automatically transfers from the US to Yemen.

12月1日，联合国安全理事会的轮值主席国职位自动地由美国移交给也门。

Nudism, the council decided, was doing the resort more harm than good.

委员会认定在休闲胜地的裸体行为弊大于利。

Independent candidates won the majority of seats on the local council.

无党派候选人在地方议会选举中赢得了多数席位。

Today's Security Council resolution will be a significant success for American diplomacy.

今天的安理会决议对于美国外交而言是一次重大的成功。

a member of the parochial church council

教区教堂理事会成员

She was a British Council scholar.

她是英国文化协会奖学金的获得者.

The Council of Ministers is the real power in the EEC.

部长理事会是欧洲经济共同体的真正权力机关.

The local council is responsible for the upkeep of roads.

地方理事会负责道路的保养.

The town council decided to pave the square before the Hall.

市议会决定把市政厅前的广场铺上石板.

The U.S. President is the Chairman of the National Security Council.

美国总统是国家安全委员会主席.