·1二级目(mù )录泛(fàn )站主页连(lián )接 黑帽SEO技术站群之间做连(lián )接(jiē ),底子都是单向(xiàng )连(lián )接,具体单向连(lián )接是不(bú )是(shì )查(chá )找(zhǎo )引擎会当(dāng )作采(cǎi )购的连(lián )接(jiē )而赏罚尚不可知(zhī ),不过(guò )依据查找引擎的一(yī )些体现,好(hǎo )像对单(dān )向(xiàng )连(lián )接有(yǒu )必(bì )定的办(bàn )法(fǎ )很明显的一个比如是(shì )检索quot
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