·1二(èr )级目录泛站主页连接 黑帽(mào )SEO技术站(zhàn )群之(zhī )间做(zuò )连(lián )接,底(dǐ )子都是单向连接,具(jù )体单向(xiàng )连接是不是(shì )查(chá )找(zhǎo )引(yǐn )擎会(huì )当作采(cǎi )购的连接而赏(shǎng )罚尚不可知,不过依据(jù )查找引擎的一(yī )些体现,好像(xiàng )对(duì )单(dān )向(xiàng )连接有必定的办(bàn )法很明显(xiǎn )的一(yī )个比(bǐ )如是(shì )检(jiǎn )索(suǒ )quot
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