Put on some comfortable shoes and explore the cobble laneways and piazzas while drinking clean water from the fountains.
穿上舒服的鞋子，漫步在鹅卵石小路和露天广场，喝点喷泉里干净的水。
This thesis introduces a new replacement exploitation machine which can fill the coal mine laneways with waste rock.
介绍一种实现用块状矸石进行巷道填充、置换开采工艺的设备。
Deformation and failure law of the covered rock mass in the close laneways and the calculating of rock pillar load among laneways become one of the hot topics in the field of underground engineering.
近距离巷道群围岩的变形破坏规律和巷间岩柱荷载计算成为地下工程界十分关注的热点课题之一。
Deformation and failure law of the covered rock mass in the close laneways and the calculating of rock pillar load among laneways become one of the hot topics in the field of underground engineering.
近距离巷道群围岩的变形破坏规律和巷间岩柱荷载计算成为地下工程界十分关注的热点课题之一。
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