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Outgoing Links – it has already been two years since Matt Cutts disclosed that outgoing links to authority sites are a positive ranking factor like bad neighborhoods are anegative one. These days some of the most renowned SEOs advise linking out not just for direct ranking benefit, and link out a lot themselves.
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意思就是说,需要有一定程度的输出外链。. R0 g$ }/ z( l' ?4 ]) Y
但是我有个疑惑,7 t5 n8 [( V* c; @# U
1、输出外链,都用 nofollow 吗?
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2、假如是站群,你输给主站的是dofollow,输给wikipedia的是nofollow,会不会被识别?
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3、一般大家都怎么操作?! C0 Y& Q7 e5 P
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