1 二级(jí )目录泛(fàn )站主页(yè )连(lián )接 黑帽SEO技(jì )术站群(qún )之间(jiān )做连接,底子(zǐ )都(dōu )是单向(xiàng )连接(jiē ),具体单向连(lián )接(jiē )是不是查找(zhǎo )引(yǐn )擎会(huì )当作采(cǎi )购的连(lián )接而赏罚尚不可知(zhī ),不过(guò )依据查找引擎的一些体现,好像对(duì )单(dān )向(xiàng )连接有(yǒu )必(bì )定的办(bàn )法很明显的一个(gè )比如是检(jiǎn )索quot
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