1 二(èr )级(jí )目录泛站主页连接 黑帽SEO技术站(zhàn )群(qún )之间做连接,底子(zǐ )都是单向(xiàng )连(lián )接(jiē ),具体单向(xiàng )连接(jiē )是不(bú )是查(chá )找引擎(qíng )会(huì )当作采(cǎi )购的连接而(ér )赏罚(fá )尚(shàng )不可知(zhī ),不过依据查(chá )找(zhǎo )引(yǐn )擎的(de )一些体(tǐ )现,好像对单向连接有必定的办(bàn )法很(hěn )明显的(de )一(yī )个比(bǐ )如是检索quot
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