1 二级目录泛站主(zhǔ )页连接(jiē ) 黑帽SEO技(jì )术站群之间做连(lián )接(jiē ),底(dǐ )子都是单向连接(jiē ),具体(tǐ )单向(xiàng )连接是(shì )不(bú )是查找引擎会(huì )当作采(cǎi )购(gòu )的(de )连接而赏(shǎng )罚尚不可知,不(bú )过依(yī )据查找引擎的一些(xiē )体现(xiàn ),好(hǎo )像对(duì )单(dān )向(xiàng )连接有必定(dìng )的(de )办法很明(míng )显的(de )一个比(bǐ )如(rú )是检(jiǎn )索quot
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