·1二级目录(lù )泛站主(zhǔ )页连接 黑帽SEO技(jì )术站群之间(jiān )做连(lián )接,底子都是单向(xiàng )连(lián )接(jiē ),具(jù )体单(dān )向连接(jiē )是不是查找引擎(qíng )会当作采(cǎi )购的连接而赏罚(fá )尚不可知,不过依据(jù )查找引擎的一些(xiē )体(tǐ )现(xiàn ),好像(xiàng )对(duì )单向连(lián )接有必(bì )定的办(bàn )法(fǎ )很明显的一(yī )个比(bǐ )如是检索quot
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