·1二级目录泛站主页(yè )连(lián )接 黑帽SEO技术(shù )站(zhàn )群之间(jiān )做(zuò )连(lián )接,底子都(dōu )是(shì )单(dān )向连接(jiē ),具体单(dān )向(xiàng )连接是(shì )不(bú )是查找引擎(qíng )会当(dāng )作采购的连接而赏罚尚不可知(zhī ),不(bú )过依据查(chá )找引(yǐn )擎的一(yī )些体(tǐ )现,好(hǎo )像对(duì )单向连接有必(bì )定的办法很明显的(de )一个比如(rú )是检索quot
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