配位

In the presence of yttrium, lutetium and gadolinium, the fluorescence intensity of the system Eu-SPLX-SDS was enhanced about 5-fold, 5-fold and 4-fold compared with that of the system without yttrium, lutetium and gadolinium.

在确定的最佳实验条件下，铕-SPLX-phen-SDS，铕-SPLX-SDS配位体增敏荧光体系和铕-钇-SPLX-SDS稀土元素共发光体系的荧光强度同铕的浓度分别在5.0×10〓～1.0×10〓mol/L，5.0×10〓～1.0×10〓mol/L，5.0×10〓～5.0×10〓mol/L，1.0×10〓～5.0×10〓mol/L和5.0×10〓～1.0×10〓mol/L范围内呈良好的线性关系，稀土元素铕的检测限分别为1.0×10〓mol/L，7.0×10〓mol/L，1.0×10〓mol/L，2.0×10〓mol/L和4.0×10〓mol/L。

Basal leaves petiolate, not rosulate, simple, lyrate, pinnatifid, pinnatisect, bipinnatisect or/and dentate.

具叶柄的基生叶，不莲座状，单，大头羽裂，，羽状全裂，或/和配位基。

B The magnetic susceptibility measurements of 〓(1),〓(2) and 〓(4) at different temperatures have been successfully fitted to the Curie-Weiss law.

对这些金属的不论在水溶液中还是在非水介质中的配位行为的研究还很少。

The results showed that when the catalyst amount was 4 g/L,the molar ratio of L-ascorbic acid to malic acid was 1:3,and the reaction temperature was 55 ℃,the highest L-ascorbyl malate yield of 69.30% could be obtained.

结果表明：添加固定化酶量4g/L，底物配位物质的量比1：3，温度55℃，L-抗坏血酸苹果酸酯的得率最高为69.30%。

The complicated electronic features of the coordinated polymer has primarily been understood by investigation of the relationship of the intramolecular electron transfer, the intermolecular electron transfer and the aggregate structure, which provides certain experimental and theoretical basis for the development of novel metallo-organic photo-electronic functional materials.

通过研究分子内、分子间电荷转移和聚集态结构三者之间的关系，初步掌握了配位聚合物的复杂电子特征，为开发新型金属有机光电子功能材料提供了一定的实验和理论依据。

Therefore, it isthe emphasis to enhance the thermal stability and improve their tolerance of rutheniumcarbene complexes in olefin metathesis at present.

因此，提高钌卡宾配合物的稳定性，改善其对较强配位能力官能团容忍性是目前烯烃交互置换反应研究的重点。

Formation of misfit dislocation appears in the simulated growth process .

模拟结果再现了失配位错的形成现象。

In their MS breakdown mechanism, coordination of pyridyl moiety to iron atom is proposed.

在该类化合物的质谱裂解中，发现吡啶环对铁原子存在配位作用。

We also studied the recognition mechanism of metal complex molecularly imprinted polymer.

同时还研究了金属配位分子印迹聚合物的识别机理。

This is the first observation in the crystal of small molecule.

结果发现它们都是等结构的三维配位聚合物。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。