·1二级目(mù )录泛站主(zhǔ )页(yè )连接 黑(hēi )帽SEO技(jì )术站群(qún )之间做连接,底(dǐ )子都是单向连接,具体单(dān )向连接是不是查找(zhǎo )引擎会(huì )当作采购的连接而赏罚(fá )尚不(bú )可(kě )知(zhī ),不过依据查找引擎的(de )一(yī )些体(tǐ )现,好(hǎo )像对(duì )单向(xiàng )连(lián )接有必(bì )定(dìng )的办法(fǎ )很明显(xiǎn )的(de )一(yī )个比(bǐ )如是检索quot
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