pec

Application of the PEC drilling fluid system in BZ 25-1 oilfield

PEC有机正电胶钻井液体系在BZ25-1油田的应用

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The results show that CdS/ TiO2/ FTO has higher stability and PEC performance than single content electrode which benefit from enhanced charge separation efficiency and visible light absorption and which is good for FA splitting and has the potential to improve the energy conversion efficiency.

结果表明复合电极具有较高的光电催化活性和稳定性，这得益于电子空穴高效分离和对可见光的吸收，有利于甲酸分解反应的顺利进行，有望提高能量转换效率。

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Chitosan and sodium cellulose sulfate ( NaCS) are both derivatives of natural polysaccharides with abundant resources. The combination of the two polymers could form polyelectrolyte complex ( PEC) insoluble in water.

壳聚糖和纤维素硫酸钠都是来源广泛的天然多糖衍生物，两者结合能够形成不溶于水的聚电解质复合物。

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In the recent twenty years, PEC were studied broadly due to their special properties, and applied in many fields such as environment, new coatings materials, template polymerization, protein separation, drug delivery and molecule self-assembly.

由于其具有很多优异性，近二十年来得到了广泛的研究，并在环保、新型膜材料、模板聚合、蛋白质分离、药物载体及分子自组装等领域得到了广泛的应用。

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By choosing suitable system of cell, the performances of semiconductor septum electrochemical photocell ( SC-SEP) could be superior to photoelectrochemical cell ( PEC) of the single-compartment construe tion.

通过选择合理的电池体系，SC-SEP的光电性能比单隔室光电化学电池（PEG）优越。

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The residual method is generalized to topology identification for power electronics circuits ( PEC ) in this work.

该文将残差分析推广应用到电力电子电路的拓扑辨识当中.

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Pulsed eddy current ( PEC ) nondestructive testing is a new technology developed in recent years.

脉冲 涡流 是近几年发展起来的一种无损检测技术.

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Furthermore, new concepts of equivalent PEC wall and equivalent microwave resonance cavity are suggested to analyze the resonance phenomenon and filtering effect. The relationship between the filter structure and the filter center frequency is acquired and a method to calculate this center frequency is proposed.

进一步通过引入等效PEC面与等效微波谐振腔的概念，分析了谐振现象与滤波特性之间的关系，得到了滤波器中心频率与滤波器结构参数的关系式与中心频率的计算方法。

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The cyclic voltammetry experiment result shows that alkaline condition favors hydroxyl to radical OH transformation and PEC oxidation of MA.

循环伏案实验结果表明，碱性条件下，氢氧根更容易转化为羟基自由基，有利于甲醇的光电化学氧化。

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Currently, using photo-enhance chemical etching (PEC) has been proven to be an efficient method to roughen then-type GaN surface.

现在，光辅助化学湿蚀刻法（photo-enhancechemicalwetetchingmethod）已被证实可以有效的粗化N型氮化镓表面，且会形成规则的六面体形状。

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From computation results, we find that a PEC antenna with dielectric coating or substrate resonance frequencies.

从数值结果可看出, 介质涂覆金属表面或作为金属的衬底,有助于增大天线的电尺寸.

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Based on the optimal λ value, the differentiation of WDC and another prediction method PeC is discussed.

基于λ的最佳值，WDC和另一种方法PeC的区别被讨论。

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Objective To inquire about the methods of developing primary eye care ( PEC ) and prevention of blindness.

目的探讨初级眼保健网络与防盲治盲工作的方法.

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The last few Alpha sentinels are dispatched to Primon to guard the PEC.

最后数名首批下线的机械守卫被派至普里蒙星,担任保卫PEC的 工作.

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Mineralization Rhodamine B ( Rh B ) was complete relatively in photoelectro catalytic ( PEC ) oxidation.

TOC的测定结果显示,在光电催化氧化过程中, 若丹明 B几乎完全 矿化.

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Conclusion: GHI could inhibit not only the PEC activation in hyperacute rejection, but also the function of NK cells in delayed xenograft rejection.

结论：甘黄注射液不仅可抑制超急性排斥反应中血清对内皮细胞激活作用，而且可抑制延迟性排斥反应中NK细胞的作用。

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