A.对
B.错
[单选题]隧道施工监控测点一般设置在距开挖工作面( )范围内,开挖后24h内,下次爆破前测取初读数。A.1mB.2mC.3mD.4m
[单选题]隧道施工监控测点一般设置在距开挖工作面()范围内,开挖后24h内,下次爆破前测取初读数。A.1mB.2mC.3mD.4m
[判断题]隧道施工监控测点一般设置在距开挖工作面2m范围内,开挖后24h内,下次爆破前测取出读数。( )A.对B.错
[判断题]隧道施工监控测点一般设置在距开挖工作面2m围内,开挖后24h内,下次爆破前测取出读数。()A.对B.错
[判断题]隧道施工监控测点一般设置在距开挖工作面2m范围内,开挖后12h内,下次爆破前测取出读数。( )A.对B.错
[判断题]隧道施工监控点一般设置在距开挖工作面2m范围内,开挖后12zh内,下次爆破前测取出读数。()A.对B.错
[单选题]隧道监控量测时,测点应安设在距开挖面()m的范围内。A . 1B . 2C . 3D . 4
[单选题]隧道监控量测时,测点应安设在距开挖面( )m的范围内。A.1B.2C.3D.4
[单选题]监控量测点应布置在距开挖面()范围内。A.2mB.10mC.15mD.20m
[单选题]监控量测点应布置在距开挖面()范围内。A.2mB.10mC.15mD.20m