五环

火炬上刻有北京2022年冬奥会会徽及奥运五环，自下而上从云纹逐渐过渡到雪花图案，最后呈现为火焰。

The torch features the Beijing 2022 emblem and the Olympic rings etched on its section , with patterns of clouds and snowflakes painted from the bottom up to the flame .

本文介绍了2008北京奥运开幕式LED画轴、地屏和梦幻五环的设计及制作。

This article introduces LED scroll , ground screen and the dream of Olympic rings production for the2008 Olympic games .

两种天然五环三萜酸的~（13）C核磁共振谱分析

13 C NMR analysis of two natural pentacyclic triterpenic acids

云南甘草中齐墩果烷型五环三萜化合物的NMR谱的研究

NMR studies of pentacyclic triterpenoids of oleanane type from Glycyrrhiza Yunnansis

从开幕式因故障未绽放的第五环，到俄罗斯内务部合唱团激情演唱神曲GetLucky，索契冬奥会值得铭记。

From the opening ceremony with a malfunctioning ring , to police officers singing Get Lucky , the Sochi Winter Olympics have been a games to remember .

采用ICP-MS法对北京市二环、三环、五环路边的尘土样品及密云郊区的农田土、山顶土等样品Pt、Rh、Pd的含量进行了研究和测定。

The distribution of Pt , Rh and Pd in Beijing city and suburb was studied by ICP-MS.

方法：用小鼠作五环烃（苯并〔a〕芘、二苯并〔a，h〕蒽）诱发肺癌的剂量－效应相关对比实验。

Methods : The dose-response relationship test of lung cancer induced by primary carcinogenic pentacyclic aromatic hydrocarbons ( BP , DB A ) was examined on mice .

五环三萜类化合物&齐墩果酸（oleanolicacid）、18β-甘草次酸（18β-Glycyrrhetinicacid）和熊果酸（UrsolicAcid）广泛分布于植物界，显示出多种生物活性。

Oleanolic acid , 18 β - glycyrrhetinic acid and ursolic acid , as pentacyclic triterpenoids , are ubiquitous in the plant kingdom and exhibit various biological activities .

欢迎来到我们特设的游戏小帐篷，这里有保龄球、跳五环、趣味DIY等多种趣味的小游戏，快带宝宝一起来玩吧！

Welcome to our every own Games Tent ! Games include bowling , jumps-five-links and many others ! Come join us !

《新京报》消息，今年年底前，WIFI无线网络将在北京五环以内实现全覆盖。

Beijing will complete Wi-Fi coverage within its Fifth Ring Road before the end of this year , the Beijing News reports .

结果表明，3种原煤中的PAHs以三环、四环和五环PAHs为主，并且煤级越高，PAHs的总量越少；

Experimental results show that there are mainly 3-to 5-ring ed PAHs in 3 raw coals , the higher coal rank , the lower the concentration of PAH s.

试驾一开始，我们上了五环，C5带给我的感觉真是棒极了。

The first part of the way up there all along5th ring road , the Citroen C5 was more then enjoyable to drive .

来自BBC消息：在欧洲之星的大本营伦敦圣潘克拉斯国际火车站中，奥运五环旗悬挂在一辆即将驶往巴黎的欧洲之星列车上方。

The Olympic Rings , the symbol of the Olympic Games , hang at London 's St Pancras International Station , home to Eurostar service to Paris .

运用波谱，尤其是13C－NMR分析鉴定19α－羟基乌苏酸和2α－羟基白桦脂酸的结构，归属了这两种五环三萜酸各碳的13C核磁共振谱δ值。

The structures of pomolic acid and alphitolic acid were identified by spectra , especially 13 C NMR . The 13 C NMR signals of the compounds werc also assigned .

上次九三抗战胜利纪念日大阅兵时，我是呆在我五环外的房间里用IPad看阅兵的。

Last time , there was big parade for the V-Day anniversary , and I stayed in my room outside the 5th Ring and watched it on an iPad . Aww , man .

本研究对CBE、双元制、工学结合、五环联动四种人才培养模式进行了比较分析。

This research compares and analyses the four kinds of technician-training patterns : CBE , unit doublet system , the combination of working and learning and the linkage of pent-cyclic ring .

北京奥组委（bocog）称，家乐福员工所戴印有五环标识的帽子属于“隐性商业行为”，他们不应这样做。

BOCOG , the Beijing Games Organising Committee , complained that the caps with the five-ringed trade-marked logo were for " commercial use " and should not be worn by Carrefour staff .

奥运五环装饰Hodori的脖子，他从传统农家舞蹈桑姆的帽子戴。

The Olympic rings adorn the neck of Hodori , and he wears a " Sangmo " hat from a traditional farm dance .

这说明尽管从五环生物碱到吲哚类进行了SCONP结构简化，同样的酶的活性仍继续存在。

This suggests that in spite of structural SCONP simplifications from pentacyclical alkaloids to indoles , the activity of the same enzyme continues .

关于苯并磷杂五环化合物的化学混凝法处理混合化工废水的试验研究

Experimental Research on Coagulation Treatment of Mixed Wastewater from Chemistry Industry

笔者讨论了一些五环三萜类化合物的药理活性与结构的关系。

This article is reviewing the structure-activity relationship of pentacyclic triterpenes .

五环三萜皂苷生物合成与调控的研究进展

Advances in studies on biosynthesis and regulation of pentacyclic triterpenoid saponin

奥运五环代表着世界五大洲。

The Five Olympic Rings the five parts of the world .

通信电子线路实验课程教学的五环过程管理办法

Five-Link Process Management in Communication Electronic Circuits Teaching of Experimental Course

五环代表了五大洲的团结和友谊。

Five-circle represents the unification and friendship of the five continents .

奥运五环是国际奥委会的标志。

The Olympic rings are the sign of the ioc .

奥运的五环标志是什么含义？

What 's the meaning of the five interlocked rings ?

她擅长水上运动，代表了奥运五环中的蓝环。

Strong in water sports , she reflects the blue Olymic ring .

奥运五环的颜色是什么，代表什么意义？

What are the five colors of the Olympic rings ?

生油岩五环芳烃的热演化及成熟度参数

Thermal evolution and maturity parameters of pentacyclic aromatic hydrocarbons in source rocks