查询词典 emission spectrum

The relationship between the ratio of intensity of the third vibronic band to that of the first vibronic band in pyrene monomer fluorescence spectrum and its environmental polarity is used to probe the effects of alkali-metal chlorides MCl(M+= Li+, Na+, K+) on the microenvironment of b-cyclodextrin cavity.

基于芘的单体荧光光谱振动结构与其所处环境极性的相关性，研究了碱金属氯化物对β-环糊精空腔微环境的影响。

We prove the relativistic virial theorem, which gives simple criteria for the absence of embedded eigenvalues in certain regions of the continuous spectrum.

我们证明相对论维里定理，这定理对于连续谱空间里本征值的缺乏给出了简单的标准。

All cases were recieved surgical excision and were followed up 2 years except 5 cases,123 cases were cured,3 cases were recurrence and 1 died.Complications were seen in 2 dorsal cases and 6 volar cases.［Conclusion］Soft tissue tumors in the wrist are related to much broader spectrum of diseases.

所有病例均采用手术治疗，术后随访2年，5例失访，治愈123例、复发3例，死亡1例，切除掌侧肿块6例出现并发症，切除背侧肿块2例出现并发症。

Spectrum analyses have been done to 24 microseisms occurred in Tengchong volcan o areas and nearby by digital data recorded at mobile seismic stations.

利用腾冲火山地区流动数字化地震台网的微震资料，对发生于火山区内及附近地区的24个微小地震事件进行波谱分析。

The chemical composition and the structure of nanometer-size PS particles wese studied carefully by differential scanning calorimetry,thin-layer chromatography,solubility measurement,infrared spectrum etc.

采用溶解溶胀法、红外光谱、差示扫描量热分析、薄层色谱分离等测试手段对所制备聚苯乙烯粒子的化学组成及其结构进行了研究。

Whereafter, on the basis of analyzing the whole construction of the machine, we offer basic structure for each modular construction as well as changed structure so as to sum up the modularization spectrum of all these modular constructions.

之后，在分析了整个机器结构的基础上，给出了每个模块的基型结构和变型结构，归纳出这些模块的模块化型谱。

The mineral constituents of the precipitates are confirmed to be lepidocrocite, calcite, whewellite and hydromuscovite under the polarized microscope and through infrared spectrum analysis.

在偏光镜下和通过红外光谱分析确认沉淀物为纤铁矿、方解石、水草酸钙石和水白云母等。

The difficulty in wileless /mobile networks is how to provide diverse QoS guarantee to mutltimedia application, and at the same time maximize wirelss spectrum resource.

如何为用户提供QoS保证的同时充分利用无线频谱资源，是移动多媒体通信网络必须解决的问题。

Distinguishing from the former researches about CR service communication interruption, only spectrum handoff times exceed a certain number, communication interruption will occur. This strategy can reduce the COP of CR services.(3) Some coexistence issues between WRAN and DTV system are studiedFirstly, the network architecture, system parameters, and self-coexistence of Wireless Regional Area Network are investigated, and convergent performances among overlapping Base Station are simulated and validated. Then, a simple coexistent scenario between WRAN and Digital TV is designed to analyze the interference from WRAN BS to DTV receiver.

3研究了WRAN和DTV系统共存时的若干问题首先对无线区域网(Wireless Regional Area Network，WRAN)本身网络结构、系统参数和自共存机制进行了研究，仿真验证了WRAN重叠覆盖区基站(Base Station，BS)之间同步的收敛性能；接着设计了一种分析WRAN BS干扰数字电视(Digital TV，DTV)接收机的共存场景，通过研究发现了一些干扰控制的临界值，这些临界值对于WRAN的设计和部署具有指导性意义。

β-elemene extracted from Zingiberaceae of Curcuma wenyujin firstly in China can be used as anticancer drug. For its low toxicity, high effectiveness and wide-spectrum,β-elemene can prevent the recurrence of superficial bladder cancer.

β-榄香烯是中国首先从姜科植物温郁金的根茎中提取的抗癌有效成分，由于其低毒、高效和广谱等优点，因此，在预防浅表膀胱肿瘤复发方面有显著的效果。

Finally, the Knight strung a line between two of the monoliths and tied the horses up there.

最后，骑士们在两颗巨石之间拉了一条绳子，将他们的座骑绑在上面。

T7zN/hyS0 The island lies south by east from here.

那个岛位于此地的正南偏东方向。