·1二级目录泛站主页(yè )连(lián )接 黑帽SEO技(jì )术站(zhàn )群(qún )之间(jiān )做连接(jiē ),底子都是单向(xiàng )连接,具体单(dān )向(xiàng )连(lián )接(jiē )是(shì )不是查找(zhǎo )引擎会当作采购的连接而赏(shǎng )罚(fá )尚不(bú )可知,不过依据查(chá )找引擎(qíng )的(de )一些体(tǐ )现,好像(xiàng )对单向(xiàng )连(lián )接有必定的办法(fǎ )很(hěn )明显的一个比如(rú )是检索quot
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