该矿已被自由港麦克·莫兰公司开挖了好几十年，这是一家美国铜金业巨头。
The mine has been dug out over decades by Freeport-McMoRan, the American copper-and-gold giant.
因此，矿山开挖后，初期支护显得尤为关键。
Therefore, the support in the early period after the mine was excavated became especially crucial.
公路开挖及采煤活动诱发滑坡。
对我国非开挖技术的现状进行了论述。
At last this paper discusses the status in quo of trenchless technology.
机械不能直接开挖的石方采用爆破法开挖。
The stone that cannot be dug directly can use blasting operation.
在开挖水下隧道时，要采用盾构向前推进。
In underwater tunneling, a shield is used to advance the work.
开挖面的稳定性是盾构隧道施工技术的关键。
Stability of excavation face is a key problem to shield tunnel construction technology.
应用反井钻机开挖导井可达到快速安全的效果。
Application of inverse well drill will permit quick and safe excavation of pilot shaft.
这项工作的规模很大，涉及到开挖额外的隧道。
The work was on a big scale and involved the boring of extra tunnels.
边坡开挖会影响自然斜坡内部应力场的原始状态。
Slope excavation will influence the original stress field inside the natural slope.
在抽水蓄能电站中斜井开挖施工历来是一个难点。
The excavation of inclined shaft was always difficult in the construction of Pumped-Storage Power Station.
小型隧道掘进是一种无需开挖的地下管道施工技术。
Small size tunnel driving is a construction technology of underground piping without excavation.
基坑开挖或施行人工挖孔桩常常需要进行人工降水。
Dewatering is always necessary in foundation pit excavation and hand dig piles.
采用中心岛开挖、半逆作法等施工技术，效果良好。
Construction technologies such as central island excavation and part-re...
船坞开挖属深基坑开挖，是危险性较大的分项工程。
尤其是盾构的开挖系统是盾构机组成系统的核心之一。
Especially, the system of excavation is one of key parts of TBM.
如今由于山里开挖了隧道，翻越山口已不那么危险了。
Now that a tunnel has been built through the mountains, the Pass is less dangerous.
随机楔体的破坏是岩石开挖边坡中常见的破坏类型之一。
Random wedge failure is one of the common failure types of rock slope excavation.
水平定向钻进铺管技术是一种现代的非开挖施工新技术。
The horizontal direction drilling technology is a new one in modern non-excavating construction.
爆破开挖导致的围岩损伤是围岩稳定性的重要影响因素。
The rock damage induced by blasting excavation is an important influence factor to rock stability.
对于埋地管道，大修时如何保证安全开挖是非常重要的。
It is important to dig buried pipeline safely when rehabilitation is applied.
在地下结构中，开挖方式对地表沉降和结构稳定影响很大。
In underground structure, excavation method has a great impact on land subsidence and structure stability.
本次 毕业设计是关于FDP-15非开挖钻机的设计。
The graduation project is on the FDP-15-dig drilling rig design.
本次 毕业设计是关于FDP-15非开挖钻机的设计。
The graduation project is on the FDP-15-dig drilling rig design.
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