·1二级目录泛站主页连(lián )接(jiē ) 黑(hēi )帽SEO技术站群之(zhī )间做连接,底(dǐ )子都是(shì )单向连(lián )接,具(jù )体单向连(lián )接(jiē )是不是查找引擎会(huì )当作采购(gòu )的(de )连接而赏罚(fá )尚(shàng )不可知,不过(guò )依(yī )据查(chá )找引擎的一(yī )些(xiē )体现(xiàn ),好像对单(dān )向(xiàng )连(lián )接(jiē )有(yǒu )必定的办法很明显的(de )一个比如(rú )是(shì )检索(suǒ )quot
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