·1二级目(mù )录(lù )泛站主页连接 黑帽SEO技术站群(qún )之间(jiān )做连(lián )接,底(dǐ )子都是单向(xiàng )连(lián )接,具体单向连接是(shì )不是查找(zhǎo )引擎会(huì )当(dāng )作采购的连(lián )接而赏罚尚(shàng )不可知(zhī ),不(bú )过依(yī )据查(chá )找引擎的(de )一(yī )些体现,好像(xiàng )对(duì )单向连(lián )接有必定的(de )办法(fǎ )很明显(xiǎn )的一个(gè )比如是(shì )检(jiǎn )索quot
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