·1二级目录(lù )泛站主页(yè )连(lián )接 黑帽(mào )SEO技术站群(qún )之间(jiān )做连接,底子都(dōu )是单向(xiàng )连接,具体单向(xiàng )连接(jiē )是(shì )不(bú )是(shì )查找(zhǎo )引擎会当作采(cǎi )购的连接(jiē )而赏罚(fá )尚(shàng )不可知(zhī ),不(bú )过依据查找引擎(qíng )的一(yī )些体(tǐ )现,好(hǎo )像对单向连接(jiē )有(yǒu )必(bì )定的办法(fǎ )很明显的一个(gè )比如是检索quot
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