Research on Application and Antiviral Mechanism of WCT-ⅱ Extracted from the Plant

1、

After liquid phase sintering, the WCu composites have been deformed by hot hydrostatic extrusion and subsequent hot extrusion, during which the plastic deformation of tungsten particle is not obvious.

通过对W-40wt%Cu液相烧结坯进行一次热静液挤压和后续的热挤压变形的实验，发现钨铜材料在一次挤压和二次挤压后，其钨颗粒并没有明显的大的塑性变形。

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2、

WCu composites have been used widely in the fields of electrical materials 、 electron 、 war industry and spaceflight due to their high strength and hardness, good electrical and erosion resistance.

W-Cu复合材料具有良好的导电性、抗熔焊性和高强度、高硬度等优点，目前在电工材料、电子、军工、航天等领域有着广泛的应用。

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3、

The change of conductivity and hardness of WCu composite after deformation has been investigated. The results show that the hardness is increased greatly, however, the conductivity is decreased.

本文还对钨铜材料的导电率、硬度的变化进行了研究，结果表明，二次挤压后的钨铜材料的硬度有明显提高，而导电性能反而有所下降。

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4、

The comprehensive properties of WCu alloys with doping 0.3% B, 2.0% Nb, 1.5% Ce achieved the best by comparing.

通过综合比较，掺杂0.3%的硼、2.0%的铌、1.5%的铈的WCu合金综合性能最佳。

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5、

Investigation of WCu Electrode Erosion Morphology Under Impulse Arcs

脉冲电弧对钨铜电极表面侵蚀形态的研究

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6、

Effect of doping on electrical arc characteristic of WCu electrical contact materials

掺杂对WCu电触头材料电弧特性的影响

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7、

COPPER Study of Manufacturing Process of WCu Electrode Materials for Electric Spark Machining

电火花加工用钨铜电极制造工艺研究

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8、

Chinese National Committee for WDC

世界数据中心中国国家协调委员会

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9、

In fact, IDSF never takes action in reaction to WDC.

in reaction to以应对事实上，IDSF从不对WDC的行为进行还击。

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10、

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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11、

That puts them at B, since WDC won't allow for ties.

所以才把他们放到了B中，因为WDC不允许出现平局。

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12、

In recent years, the Western Development Drive ( WDD) has been carried out, however, the problem of lack of water has still not been solved fundamentally.

近年来，西部大开发已经轰轰烈烈地开展了，然而缺水的问题仍然没有从根本上得到解决。

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13、

The WDD type pseudo-ramdom multi-function transmitter for the electrical method

WDD型伪随机多功能电法发送机研制

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14、

The expressions and tensor form coordinate transform matrix of the WDF ( WCTM) is given and expressed in terms of the ABCD ray transform matrix elements of the system.

给出了用系统的ABCD矩阵元表示的用于进行此坐标变换的表达式和等价的张量形式的WDF的坐标变换矩阵（WCTM）。

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15、

By using the Wigner distribution function ( WDF) method, the transformation properties of a Cosine-Gaussian beam in the fractional Fourier transform plane are studied.

利用Wigner分布函数的方法，研究了余弦-高斯光束的分数傅里叶变换特性。

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16、

Is based on the WDF to write a virtual disk drive, some memory with a virtual hard disk ( the actual silver does not exist).

是基于WDF写的一个实现虚拟磁盘驱动，用部分内存虚拟出一个硬盘（实际不存在的银盘）。

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17、

In addition, WDF set up three day care centers, provided sewing machines, bicycles and water pumps to help people resume agricultural activity.

此外，WDF还建立了三个托儿所，提供了缝纫机、自行车和水泵，以帮助人们重新开始农业活动。

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18、

The definition and physical meanings of WDF ( Wigner Distribution Function) are also introduced.

给出了Wigner分布函数的定义及物理意义。

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19、

Design and Implementation of WDF Device Driver

WDF设备驱动程序的设计与实现

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20、

Method for Automatic Construction of WDF Structure Oriented Matrix

波数字滤波器结构矩阵自动生成法

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