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- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- support in soft rock excavation 软岩开挖支护
- soft rock excavation 软石开挖
- Any of various mollusks that bore into soft rock or wood. 钻蛀虫钻入松软岩石或木头中的软体动物
- Deep grooves channeled the soft rock. 在质地松软的岩石上形成许多深槽。
- Do you like ballads or soft rock music? 你喜欢听抒情歌曲还是抒情摇滚乐?
- Ventilation is a very important process in rock excavation by blasting in underground engineering. 地下工程钻爆开挖过程中,通风排烟是重要的一环。
- The TIR radiation of soft rock is influenced with seawater. 同时发现红外辐射温度变化受海水的影响。
- An integrated intelligent method for bolt-shotcrete support design in underground rock excavation is presented. 摘要提出了一种可用于岩石地下工程锚喷支护设计的人工智能综合设计方法。
- The softer rock has been weathered away into soil. 较软的岩石风化成了泥土。
- The blasting effect of this project prove that long hole loose millisecond controlled blasting is a new technology extraordinarily suitable for rock excavation,and worth to be widely spread. 该工程的爆破效果有力地证明了深孔松动微差控制爆破技术是非常适合岩石开挖工程的一门新技术,值得推广。
- The plates move slowly and continuously on the atmosphere, a layer of hot, soft rock in the mantle. 板块缓慢连续地在软流圈上移动,该软流圈是指地幔中炽热柔软层。
- The plates move slowly and continuously on the atmosphere,a layer of hot,soft rock in the mantle. 板块缓慢连续地在软流圈上移动,该软流圈是指地幔中炽热柔软层。
- The polypropylene fibre concrete is the new kind of concrete flexible shotcrete layer forms in the soft rock tunnel sup-porting engineering. 摘要聚丙烯纤维混凝土柔性喷层是软岩巷道支护中一种新型的喷层形式。
- It will lengthen as a result of headwater erosion and, thereby, will cut a valley through both hard and soft rock. 由于向源侵蚀的结果,它不断延长并且穿过软硬岩石从中切出一条河谷来。
- This paper introduces the application about anchor cable jetting combined supporting in broken soft rock drift. 重点介绍了锚索喷注联合支护在碎胀软岩巷道掘进中的应用。
- Mechanization construction of rock excavation 国外石方工程的机械化施工评述
- We have four different styles: soft rock, slow music, love songs and discos - something you can dance to. 大致分为四种风格:抒情摇滚,节奏舒缓的,还有爱情歌曲,迪斯科音乐,那种可以随着跳舞的音乐。
- It is easily collapsed for shallow and unsymmetrical large-span tunnel near portal in soft rock. 软岩地区浅埋偏压大跨度隧道进口段极易塌方。