判斷題當(dāng)設(shè)計(jì)無要求時(shí),接地裝置頂面埋設(shè)深度不應(yīng)小于0.6m,圓鋼.角鋼及鋼管接地極應(yīng)垂直埋入地下,間距不應(yīng)小于5m