·1二级(jí )目(mù )录泛(fàn )站主(zhǔ )页连接 黑帽SEO技术(shù )站群之间(jiān )做连接(jiē ),底子都(dōu )是单(dān )向(xiàng )连接,具体单向连接是(shì )不(bú )是(shì )查(chá )找引擎会(huì )当(dāng )作(zuò )采购(gòu )的连(lián )接(jiē )而赏罚(fá )尚(shàng )不可知,不过依(yī )据查(chá )找引(yǐn )擎的(de )一些体现,好(hǎo )像对单向连接(jiē )有(yǒu )必定的办法很明显的一个(gè )比如是检(jiǎn )索quot
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