1 二级目录(lù )泛站主(zhǔ )页连接 黑帽SEO技术站群(qún )之间(jiān )做连接(jiē ),底子都是(shì )单向(xiàng )连接(jiē ),具体(tǐ )单向(xiàng )连接是(shì )不是查(chá )找引擎(qíng )会(huì )当(dāng )作采购的连接(jiē )而赏罚尚(shàng )不可(kě )知,不过依据查找引擎(qíng )的(de )一(yī )些体现(xiàn ),好像对单向(xiàng )连接(jiē )有必定的办法很明(míng )显的一(yī )个(gè )比(bǐ )如是检索quot
Copyright © 2008-2018