Keywords in the URL are an additional signal to the spider.

URL中的关键词就像给爬虫的另外一个信号。

youdao

This method is simple, practical and effective without any additional signal required.

本方法不需要加入其他附加信号，在实际中便于应用。

youdao

In some practical situations, the signal is corrupted by the additional white noise.

在某些实际的场合，所得到的是被附加的白噪声污染的信号。

youdao

This additional investment is a signal to Esa and commercial companies that we are going to continue to support space science and technology.

BBC: Space spending to be increased by ?60m a year

Traditional RISC processors can handle digital signal processing tasks, but the additional work sucks up valuable processing power that could be used elsewhere, said David Pelavin, product marketing manager for Hitachi's SuperH product family.

CNN: New chip design targets cell phones

That prompted a hurried rebuilding of that part of the PATH signal system, a spokesman said, and an additional reform: The Port Authority now installs steel floodgates at the entrances to its cross-Hudson tunnels before major storms, including Sandy.

WSJ: Salt Water Puts City's Subway System 'in Jeopardy'