A.隱藏文字,細(xì)微文字,偽靜態(tài)化 B.隱藏鏈接,隱藏頁面,面包屑導(dǎo)航 C.橋頁,隱藏頁面,細(xì)微文字 D.關(guān)鍵字堆砌,網(wǎng)站地圖,隱藏鏈接
A.{User-agent:BaiduspiderDisallow:} B.{User-agent:BaiduspiderAllow:*} C.{User-agent:BaiduspiderAllow:/} D.{User-agent:BaiduspiderDisallow:/}
A. <meta name="robots" content="nosnippet"/> B. <meta name="robots" content="noarchive"/> C. <meta name="robots" content="nofollow"/> D. <meta name="robots" content="noindex"/>