查询词典 ir

In this article, three novel cyclopalladated ferrocenylimine triphenylphosphine complexes 2-4 were easily synthesized and characterized by elemental analysis, IR, 1H NMR, 31P NMR and X-ray single crystal diffraction.

为筛选高效催化Suzuki反应的催化剂，合成了3种新的环钯化二茂铁亚胺-三苯基膦配合物2~4，经元素分析、红外光谱和核磁共振谱对其结构进行了表征，并通过X射线单晶衍射测定了化合物3的晶体结构。

One mixed-ligand complex ofnH2Otpa=terephthalate, tripy=4'-(4methyoxyphenyl-2,2':6',2-terpyridine was synthesized and characterized by IR, elemental analysis and thermo-gravimetric analysis. The crystal structure of the product was established by single-crystal X-ray diffraction.

采用水热法合成了新的维链状锌的配位聚合物nH2O（tpa=对苯二甲酸，tripy=4'-（4-甲氧基苯基）－2，2'：6'，2-三联吡啶），通过红外光谱和元素分析对该配位聚合物进行了结构表征，用X射线单晶衍射测定了晶体结构。

If you a re looking for a podi a trist, a p a ir of foot orthotic, ther a peutic shoes a nd a ny footc a re products for your feet problems in Hong Kong.

如果你正在寻找足病诊疗师，或一对合适你足部问题的矫形鞋垫、治疗性鞋或护足产品。

Compound 1 and 2 are pure tungstosilicate cluster,the others are transition-metal tungstosilicate clusters All compound characterized by elemental analyses,IR,TG,and single-crystal X-ray diffraction..

其中，前两个化合物为纯硅钨簇，后三个化合物为含有金属的硅钨簇。所有的化合物都通过元素分析，IR，TG和单晶X-射线分析进行了表征。另外，对于化合物3、4和5，我们还对其电化学性质进行了研究。

Recent development and status of uncooled IR thermal imaging technology.

非制冷红外热成像技术的发展与现状。

Armies of hopefuls pay out half a billion dollars every year trying to cure the ir uncurable colds.

成群结队满怀希望的人，一年花掉五亿美元希望治好他们那治不好的感冒。

Theoretic modes were built to study the interaction between infrared light and failures in underfill, and to explain the fringes and contrast in IR images.

2通过失效分析方法发现了一种热冲击试验中失效倒装芯片封装中的芯片边缘裂缝。

When the undrawn films were annealed atthose temperatures, the morphologies in the lamellar crystals had change. WAXDand iR studies shown that the crystallinities incrcand, dimensions in (002) and(020) normals increased while that in (200) fold had slight decreases. The rela-tionship between the orientation of the drawn UHMWPE gel-films and the struc-ture changes and the optimum drawing temperature had been disscussed.

通过IR及X－ray衍射等方法研究发现，拉伸前用不同温度退火处理后，凝胶膜的片晶微结构产生明显变化，在对应于超高拉伸温度范围内，其结晶度增加，微晶的c和b轴方向尺寸变大，而a轴方向的尺寸减小，从理论上对这一变化过程作了考察，并讨论了超高拉伸取向性与这些结构变化的关系以及可超拉伸取向性的最佳温度范围。

The unfractured plastics slice is contrasted with fractured plastics slice in compositions, microstructures, crystallinity, thermal and mechanical properties by FT IR and X ray fluorometer TEM, XRD thermal analysis and tension test instrument.

对不会断片和会断片两种塑料片材的成份、微观织态结构、结晶度、热和机械性能用FT IR、X射线萤光光谱仪、TEM、XRD、热分析仪和拉力实验机进行对比研究。

To study the variation features of infrared radiation and acoustic emission of concrete during the fracturing and water seepage process, a concrete block is pressurized with embodied water to uniaxially compressive stress. The changes of its IR radiation and AE are measured using an infrared thermal imager and a AE instrument.

对内含水体的混凝土试样进行单轴压缩加载，利用红外热像仪并辅以声发射仪，观测加载过程中试样的红外辐射与声发射变化特征，研究混凝土破裂与渗水的红外异常前兆。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。