This paper deals with a optical method of edge enhancement of the binary image using the step filter.

介绍利用阶跃滤波器实现二值图像边缘增强的光学方法。

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If it finds that it has, it does no further processing and transfers control to the next filter in the filter chain (see Step 4 below).

如果是的话，它将不再进一步进行处理，并将控制权传输给过滤器链中的下一个过滤器(参见下面的第4个步骤)。

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If the request URL matches the URL pattern, the servlet container invokes Acegi's FilterToBeanProxy, registered as a servlet filter in step 9 of Figure 1.

如果请求url与这个URL模式匹配，servlet容器调用Acegi的FilterToBeanProxy, FilterToBeanProxy已在图1的第9步中被注册为一个servlet过滤器。

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Once you can see it and once you can step back from it, then you can also decide, "This pass is my filter. This pass is my constraint.

一旦你看到了它，一旦你能退一步思考它，你就能决定，这么走可以去伪存真，这么走会遇到困难。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

"The tea bag water filter technology sounds good especially from the point of it being one step process, with out having to do any mixing, " said Nega Bazezew Legesse of Oxfam.

CNN: Nanotech and 'tea bag' to clean up drinking water