·1二级目(mù )录泛(fàn )站主(zhǔ )页连接 黑帽(mào )SEO技术站群之间(jiān )做连接(jiē ),底子都(dōu )是单向(xiàng )连(lián )接(jiē ),具(jù )体单(dān )向连接(jiē )是(shì )不是查找引(yǐn )擎会(huì )当作采(cǎi )购的连接而(ér )赏罚(fá )尚不可(kě )知,不过依据(jù )查找引擎(qíng )的(de )一些体现(xiàn ),好像对(duì )单向连(lián )接(jiē )有(yǒu )必定(dìng )的办法很明(míng )显的一个比如(rú )是检索quot
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