·1二级目录(lù )泛站主(zhǔ )页连接 黑(hēi )帽SEO技(jì )术(shù )站群之间做连(lián )接,底子都是单向(xiàng )连(lián )接,具(jù )体(tǐ )单向连(lián )接(jiē )是不(bú )是(shì )查找引(yǐn )擎会当作采购的连接而赏罚尚不可知,不(bú )过依据查找(zhǎo )引擎的一些(xiē )体现,好像(xiàng )对(duì )单向(xiàng )连(lián )接有(yǒu )必定(dìng )的(de )办法很(hěn )明显的一个比如是(shì )检索(suǒ )quot
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