1 二级目录泛(fàn )站(zhàn )主(zhǔ )页(yè )连接 黑帽SEO技术站群之间做连接,底子(zǐ )都(dōu )是(shì )单向连接,具(jù )体(tǐ )单(dān )向(xiàng )连(lián )接是不是查找引(yǐn )擎会当(dāng )作采购的连(lián )接而赏罚(fá )尚(shàng )不可(kě )知,不(bú )过(guò )依据查找引(yǐn )擎的一些体现(xiàn ),好像对单(dān )向连接有必(bì )定的办(bàn )法很明显的一个比如是检索(suǒ )quot
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