1 二(èr )级(jí )目录泛(fàn )站(zhàn )主页连接 黑帽SEO技术站(zhàn )群(qún )之(zhī )间做连(lián )接(jiē ),底(dǐ )子都(dōu )是单向连接(jiē ),具体单(dān )向连接是(shì )不是查找引擎会(huì )当作采(cǎi )购的连接而(ér )赏罚尚不可知(zhī ),不过依据查(chá )找(zhǎo )引擎的(de )一些体现,好(hǎo )像(xiàng )对(duì )单向连接有必定的办法很(hěn )明(míng )显的一(yī )个比如(rú )是检索quot
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