1 二级目录(lù )泛站主页连(lián )接 黑帽SEO技术站(zhàn )群(qún )之间做连(lián )接(jiē ),底子都是单(dān )向(xiàng )连(lián )接(jiē ),具体单向(xiàng )连接是不是(shì )查找引(yǐn )擎会(huì )当作采购的连接而(ér )赏罚(fá )尚不可(kě )知(zhī ),不过依据查找(zhǎo )引擎的一(yī )些体现(xiàn ),好像对(duì )单(dān )向(xiàng )连接有必定(dìng )的办法很(hěn )明显的一个比如是(shì )检(jiǎn )索quot
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