·1二(èr )级(jí )目录泛站主页连接 黑(hēi )帽SEO技(jì )术(shù )站群之(zhī )间做连(lián )接,底子都(dōu )是单向(xiàng )连接(jiē ),具体单向连(lián )接是不是查(chá )找(zhǎo )引擎(qíng )会当作采购(gòu )的连接而赏罚尚不可知(zhī ),不过依据查找(zhǎo )引(yǐn )擎(qíng )的一些体(tǐ )现,好像对(duì )单向(xiàng )连(lián )接有必(bì )定的办(bàn )法很明显的一个(gè )比如(rú )是检索quot
Copyright © 2008-2018