·1二级目(mù )录泛站主页连接 黑帽SEO技(jì )术(shù )站群(qún )之(zhī )间做连接,底子都是(shì )单(dān )向(xiàng )连接(jiē ),具体单(dān )向连(lián )接是(shì )不是查找引擎会当(dāng )作(zuò )采购的连接(jiē )而赏罚尚不(bú )可知(zhī ),不过依(yī )据查找引(yǐn )擎(qíng )的一(yī )些(xiē )体现(xiàn ),好像对单(dān )向连(lián )接有必定(dìng )的(de )办法(fǎ )很明显的(de )一个比如是检(jiǎn )索quot
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