The divisional walls will divide the long strip pit into several small pits that will be excavated alternately to keep the old station stable and safe during deep pit excavation.

为了保证基坑开挖过程中既有车站的安全，用隔墙将新地铁车站长条形基坑分成小基坑间隔开挖。

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Earthworks: two excavators to be used for excavation, two construction methods like single pit excavation and strip excavation to be adopted.

土方工程：采用两台挖机机械挖土，采用单坑开挖和条形开挖二种方案。

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This paper presents a practical final-pit optimization algorithm for open-pit metal mines based on a breakeven strip ratio and a block model of ore grade.

给出一个基于经济合理剥采比和品位块状模型的露天金属矿境界优化实用算法。

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The line snaked almost completely around the small strip mall and was an incredibly diverse mosh-pit of ethnicities, ages and genders.

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