·1二级目录泛站主(zhǔ )页(yè )连接 黑(hēi )帽SEO技术站群之间(jiān )做连接(jiē ),底(dǐ )子都是单(dān )向连接,具(jù )体单向连(lián )接是不(bú )是(shì )查找(zhǎo )引擎会当(dāng )作采购的连(lián )接而赏(shǎng )罚尚不(bú )可(kě )知,不(bú )过依据查找引擎的(de )一(yī )些(xiē )体现,好像(xiàng )对单(dān )向连(lián )接有必定的(de )办法(fǎ )很明显(xiǎn )的一个比如(rú )是检索quot
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