背景某井筒工程直径6m,井深780m。地质报告显示在井深620m以后有三层含水层,涌水量分别为22m3/h、14m3/h...
Thursday, September 15, 2022
属于矿山安全规程要求检查的井下通风与环境的相关参数包括有( )。...
Thursday, September 22, 2022
水泥浆是纯粹由水泥和水调制成的浆液,其可注对象的渗透系数为(),适用于裂隙岩石或粗粒砂注浆、壁后充填加固。...
Thursday, September 22, 2022
矿山工程中,当工程地质条件复杂时,正确的安全工作做法是( )。...
Thursday, September 22, 2022
Thursday, September 22, 2022
Sunday, September 18, 2022
Wednesday, February 22, 2023
Sunday, September 18, 2022
Thursday, September 22, 2022
Wednesday, September 21, 2022
施工测量控制网的建立,可使区域内的施工测量统一部署,还可以( )。...
Friday, September 16, 2022
多选题11、矿井施工项目中应布置在工业广场边缘的临时设施有( )A临时炸药库B临时油脂库C临时锅炉房D矸石场E混凝土搅拌站...
Saturday, October 8, 2022
民用爆炸物品应当储存在( )仓库内,并按照国家规定设置技术防范设施。...
Sunday, September 18, 2022
《矿山井巷工程施工及验收规范》关于井巷施工中的温湿度要求,井巷工程施工时工作面的相对湿度为90%时,空气的温度不得超过2...
Thursday, September 22, 2022
Thursday, September 15, 2022
在满足招标单位对工程质量和工期等要求的前提下,投标人获取中标的关键因是( )。...
Sunday, September 18, 2022
掘进与永久支护平行作业方式的难易程度,取决于()的类型...
Thursday, September 22, 2022
Thursday, September 22, 2022
砂石桩和水泥粉煤灰碎石桩对于( )的地基加同效果最明显...
Thursday, September 15, 2022
Thursday, September 22, 2022