查询词典 co-twin

Keywords Co/Mo/γ-A12O3catalysts;XRD;Magnetochemical analysis.

Co/Mo/γ-Al_2O_3催化剂； X-光衍射分析；磁化学分析

In this thesis several magnetic multilayers(Co/Pb,Fe/Si,and NiCo/Cu)were prepared by rf sputtering,the structure and magneticproperties were studied by using x-ray diffraction,vibrating samplemagnetometer,torquemeter,ferromagnetic resonance,magnetoresistanceand magnetooptical Kerr effect.

本文对用磁控射频溅射方法制备的Co/Pb，Fe/Si，NiCo/Cu等三个系列的磁性多层膜样品的结构和磁性，层间耦合与磁光效应的关联进行了系统的研究。研究中使用了X射线衍射仪，振动样品磁强计，转矩仪，铁磁共振，磁电阻和磁光等测量与实验方法。

Martensitic transformation in the binder of a WC-Co cemented carbide was investigated by means of X-ray diffraction and transmission electron microscope.

采用了X射线和透射电镜对WC-Co硬质合金中粘结相的相变进行了研究。

The improvement of yeast extract on solubility and bioavailability of Co, Fe in mesophilic and psychrophilic anaerobic system were studied.

采用半连续实验，研究中、低温条件下酵母浸出物对厌氧系统中Co、Fe溶解性能和生物有效性的改善作用。

Based on the studies of composition,H-and O-isotopes of fluid inclusions,it can be deduced that ore-forming fluid was characterized as being rich in K+,Na+,Cl-,SO2-4,F-,CO2 and CO,and belongs to the K-type solution,epi-to mesothermal in nature,moderately salinity and high pressure,mainly derived from sea water mixed with magmatic water.

研究表明，成矿流体以富K+、Na+、Cl-、SO2-4、F-、CO2和CO为主，属中低温、中盐度的K质溶液，主要来源于海水，并有深部岩浆水的混合。

A nickel-based nano-WC/Co composite coating on 45 steel was gained with continuous wave CO_2 laser of 2.0 kW,the surface of which is smooth and fine without crack or pore and metallurgically bonds with matrix.

采用横流2.0 kW CO_2激光器，在45钢表面制备了表面较平整、较细密、基本消除了裂纹与孔隙并与基体呈冶金结合的镍基纳米WC/Co复合涂层。

First, according to documents report, the complexes of poly (methacrylic acid-co-methyl methacrylate) network with poly stabilized by the hydrogen bonds were designed and synthesized.

首先根据文献报道，设计并合成了聚（甲基丙烯酸-co-甲基丙烯酸甲酯）网络及其与聚乙二醇的氢键聚合物网络复合物。

Chemisorption of CO was measuredusing a Micromeritics ASAP 2000 adsorption apparatus at273K after pretreatment of the wet samples under H2 at513 K, followed by flushing with He.

经过在513K时使用H2湿样品进行预处理之后，CO的化学吸收作用的测量，通过使用一个Micromeritics ASAP 2000吸附装置（在273K）。

Surface complex supports VSiO, which have good engineering character, and supported Pd/VSiO and Cu/VsiO catalysts have been prepared by surface chemical reaction modification and isovolume impregnation method, respectively. BET, TPR, chemisorption-IR chemisorption-TPD and microreaction techniques have been used to study the adsorption activation and partial oxidation reactivity of CO〓 and C〓H〓 on the Pd/VSiO and Cu/VSiO catalysts.

以表面化学反应改性法制备了工程性质优良的VSiO表面复合物载体，并以等体积浸渍法制备了负载型的Pd/VSiO和Cu/VSiO催化剂；采用BET、TPR、化学吸附—IR、化学吸附—TPD和微反技术研究了Pd/VSiO和Cu/VSiO催化剂对CO〓和乙烷的吸附活化和部分氧化反应性能。

With the increase in CO(NH2)2 concentration,the molecular weight significantly increased,and the best concentration scope of DMAEMA was 0.06%-0.10%.Inaddition,the agents for preventing cross-linking were used to prevent the cross-linking reaction and it content was not allowed too high,and the best concentration scope of sodium acetate(the regulator of molecula weight)was

在此中和度下，AMPS的适宜用量范围为AM的75%～16.25%；AA的适宜用量范围44%～55%；(NH4)2S2O8的适宜用量范围为AM/AA/AMPS总量的0.07%～0.12%；分子量随CO(NH2)2的增加而明显升高；甲基丙烯酸N，N-二甲氨基乙酯的适宜用量范围为0.06 %～0.10%；使用抗交联剂可以解决产品交联造成的难溶问题，但加入量不宜过多，否则分子量会下降；分子量调节剂醋酸钠的用量在1.24 %～1.54%范围内可以使产品的分子量达最佳值。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。