A.1:1000~1:500 B.1:2000~1:1000 C.1:5000~1:1000 D.1:10000~1:2000
A.對(duì)于強(qiáng)透(含)水層,抽(注)水試驗(yàn)不應(yīng)少于2段 B.對(duì)于強(qiáng)透(含)水層,抽(注)水試驗(yàn)不應(yīng)少于5段 C.渠道底部和建筑物巖石地基應(yīng)進(jìn)行壓水試驗(yàn) D.渠道底部和建筑物巖石地基應(yīng)進(jìn)行抽水試驗(yàn)
A.40m B.50m C.80m D.160m