1 二级目录(lù )泛(fàn )站主页(yè )连接 黑(hēi )帽SEO技术(shù )站(zhàn )群(qún )之间做(zuò )连接,底(dǐ )子都(dōu )是单(dān )向连接,具体单向连(lián )接是(shì )不(bú )是查(chá )找(zhǎo )引擎(qíng )会当作采购的连接而赏罚(fá )尚不可知,不(bú )过依据查找引擎的一(yī )些体现(xiàn ),好像(xiàng )对单向(xiàng )连接有(yǒu )必定的办法很明(míng )显(xiǎn )的一个比如是(shì )检索quot
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