查询词典 poly

The formation of poly halide depends on the combination of central halide ions.

多卤化物的形成取决于中心卤化物离子的结合。

Poly/halloysite nano-tubes composite was prepared by means of melt blending, and the structure and property of the composite were studied.

采用熔融共混的方法，制备了聚对苯二甲酸丁二醇酯/埃洛石纳米管复合材料，并对PBT/HNTs复合材料的结构与性能进行了研究。

The preparing of Al2O3-MxOy hard-faced ceramic composites had been carried out by means of plasma thermal spraying and the poly-oxides ceramic coating was prepared on the substrate by means of coating and sintering method.

本文主要介绍了用等离子喷焊法制备Al2O3-MxOy硬面陶瓷复材的技术，同时也简要介绍了涂覆烧结法在基材(A3钢)上制备多元氧化物复合陶瓷涂层的技术。

The Poly Vinylidene Fluoridemembrane was chosen to produce ultrasonic in transducer due to its higher sensitivity and better flexibility than other piezoelectric material.At the mean time,harmonic analysis to the PVDF film vibration was performed using ANSYS.The results show that the PVDF membrane can produce an ultrasound with afixed resonance frequency.

对各种压电材料进行比较分析，得到聚偏二氟乙烯膜比其它材料具有更高灵敏度和更好柔韧*，通过对其振动特*进行有限元分析，得到PVDF膜在固定频率具有振幅最大值，可知PVDF膜更适合做声频定向超声波传感器的振动膜来进行声音传播的方向控制。

In order to reach a hermeneutic and scientific understanding of sacrificial consumption, poly-subjective paradigms are necessary.

为了达成一种诠释学的、科学的理解，多学科的范式是必须的。

Based on particle swarm optimization and Hermite polynomial fitting. Then the improved PP algorithm is applied to synthetic prediction modeling of poly-dimensional seismicity time series and general disordered seismic data samples.

利用数值仿真技术进行基于粒子群优化算法与厄米多项式构建的投影寻踪回归模型建模能力与计算精度的检验，再将其应用于多维地震时间序列和一般多维无序地震样本回归综合建模预测中。

Aim To study on synthesis and antibacterial activity evaluation of poly heterocycle s.

目的 研究多杂环化合物的合成方法和抗菌活性。

The SHS was carried out using NaN3 as a reducer; and poly (C2F4), hexachloroethane (C2Cl6) and hexachlorobenzene (C6Cl6) as three various oxidizers.

采用还原剂NaN3和三种不同氧化剂－聚四氟乙烯、六氯乙烷和六氯苯，实施了SHS制备。

The method comprises:(1) weighing lead acetate hexahydrate and thioacetamide, and preparing aqueous solutions respectively, so that the concentration ratio of Pd2+ to S is 1:(1-4);(2) adding acetic acid into thioacetamide solution to adjust the pH value to 2-4;(3) adding poly surfactant into lead acetate solution, ultrasonicating to mix uniformly and obtain a colorless and transparent sol;(4) mixing the sol and thioacetamide solution;(5) placing the mixed solution in a sealed container, irradiating by 2.5 MeV and 40 mA electron accelerator with irradiation dose of 25-40 Mrad;(6) washing the product, centrifuging for separation, and drying to obtain black PdS nanoparticles.

本发明方法的工艺过程如下：首先称取一定量的六水合醋酸铅和硫代乙酰胺，各自配制成水溶液，其浓度比为使其中的铅离子浓度与硫原子浓度的比例为1∶1～1∶4；在硫代乙酰胺溶液中加入适量醋酸调节其pH值至2～4；醋酸铅溶液中加入少量表面活性剂聚乙烯醇，然后超声振荡，混合均匀，制成无色透明溶胶；随后将溶胶与上述的硫代乙酰胺溶液混合；将该混合液置于密闭容器中，并将其放置于2.5MeV、40mA的电子加速器产生的电子束辐照下进行辐照处理，其辐照剂量为25～40Mrad；然后将反应生成物清洗，并用高速离心机离心分离，然后干燥，最终得到黑色纳米硫化铅颗粒。

Takashi Kashiwagi,Eric Grulke,Jenny Hilding,et al,Thermal Degradation and Flammability Properties of Poly/ Carbon Nanotube Composites .

作者简介：姚凌江(1964－)，男，湖南新晃人，副教授，主要从事光子晶体、碳纳米管的表面改性和修饰及其应用研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。