1 二级目录泛站主页连接 黑帽(mào )SEO技(jì )术(shù )站(zhàn )群(qún )之间(jiān )做连(lián )接,底子都是(shì )单向连接(jiē ),具(jù )体单向连(lián )接是不(bú )是查(chá )找(zhǎo )引擎(qíng )会当(dāng )作采购的连(lián )接而赏罚(fá )尚(shàng )不可知,不过依据查找引擎的一些(xiē )体(tǐ )现,好(hǎo )像(xiàng )对单向连(lián )接有必定的办法很(hěn )明显的(de )一(yī )个比如是检索quot
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