You can highlight any table and then click the plus sign to create a filter condition.

您可以选择任何一个数据表，并且点击“加号”来创建一个过滤条件。

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The proposed stable feedforward filter makes the control switching with sign functions to produce a continuous and measurable signal so that the actual control law is smooth.

前置滤波器使带有符号函数的控制切换产生连续可测信号，实际控制律是光滑的。

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The simple vector filter has simple principle that is use achromatic factor to extract traffic sign colors.

简单向量滤波器原理简单，利用单色提取因子，提取标志颜色。

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"The project should have a high chance of success - a check a few days later found that the moved mussels had opened up (started to filter feed), a sign that they were happy in their new locations, " he said.

BBC: NEWS | UK | Scotland | Rare mussels are moved for safety

If you did sign up for the mailing list you've undoubtedly been forced to install a spam filter to protect your inbox from carpet bombing.

FORBES: Magazine Article