·1二(èr )级目录泛站主(zhǔ )页连(lián )接 黑帽SEO技(jì )术站群之间(jiān )做(zuò )连接,底子都是(shì )单向(xiàng )连接,具体(tǐ )单(dān )向连(lián )接(jiē )是不是查找引擎会(huì )当(dāng )作采购(gòu )的连接而赏(shǎng )罚(fá )尚(shàng )不(bú )可知,不(bú )过依(yī )据查(chá )找引擎的一些体现,好像对单向(xiàng )连(lián )接有必定(dìng )的办(bàn )法(fǎ )很明显的(de )一个(gè )比如是(shì )检索quot
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