利用自动生成器的向导软件收集设备特征，可自动生成具有扩展为全功能设备驱动程序的框架。

On the basis of the driver foundation class library, we develop a wizard collecting device characteristics from user and automatically produce the device drivers framework .

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而且为了保持图像特征，利用图像的方向导数局部地调整非线性扩散系数。

To preserve image features, the nonlinear diffusion coefficients are locally adjusted according to the directional derivatives of the image.

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为了保持图像的特征和细节，文章利用图像的方向导数局部地调整正则系数。

To preserve image features and fine part, the regular coefficient is locally adjusted according to the directional derivatives of the image.

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