·1二级目录泛(fàn )站(zhàn )主(zhǔ )页连接 黑帽SEO技术站群之间做连(lián )接,底子都(dōu )是(shì )单向连(lián )接,具体单(dān )向连接是(shì )不(bú )是(shì )查找引(yǐn )擎会当作(zuò )采购的连(lián )接而赏罚(fá )尚不可(kě )知,不(bú )过(guò )依据(jù )查找(zhǎo )引擎(qíng )的(de )一些体现,好(hǎo )像(xiàng )对单向连(lián )接有必(bì )定的办(bàn )法很(hěn )明(míng )显的(de )一个比如是检索quot
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