·1二级目录(lù )泛站(zhàn )主(zhǔ )页连(lián )接 黑(hēi )帽(mào )SEO技术站(zhàn )群之(zhī )间做连接,底(dǐ )子(zǐ )都(dōu )是(shì )单向(xiàng )连接,具体单(dān )向(xiàng )连接(jiē )是不是查找引擎会当作采购的连接(jiē )而(ér )赏罚尚(shàng )不(bú )可知,不过依据查找(zhǎo )引擎(qíng )的一(yī )些体现,好像对单(dān )向连接有(yǒu )必定(dìng )的办法很明显的一个(gè )比(bǐ )如是检索quot
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