·1二级目录泛站主页(yè )连(lián )接 黑帽SEO技(jì )术站群之(zhī )间做(zuò )连接,底子都是单向(xiàng )连接,具体单向连(lián )接(jiē )是不是(shì )查找引(yǐn )擎会当作采购(gòu )的连(lián )接而赏(shǎng )罚(fá )尚不可知,不过依(yī )据查找引擎(qíng )的一(yī )些体现(xiàn ),好(hǎo )像对(duì )单(dān )向连(lián )接(jiē )有必(bì )定(dìng )的办法很(hěn )明显的一个比如(rú )是检索quot
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