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- Abstract: The paper analyses the loads acted on the concrete plug while the rock plug blasting, and introduces the stress and stability of the concrete plug acted by the load of underwater rock plug blasting. 摘要:文章对岩塞爆破时作用于堵头上的荷载进行了分析,介绍了混凝土堵头在岩塞爆破荷载作用下的应力和稳定情况。
- A STUDY ON THE STABILITY ANALYSIS AND REINFORCING MEASURES OF THE HIGH SIDEWALL OF BROKEN ROCK ACCUMULATING PIT FOR UNDERWATER ROCK PLUG BLASTING IN A HYDROPOWER STATION 某水电站聚碴坑高边墙稳定分析和加固措施研究
- This article introduces Fenhe reservoir rock plug blasting practice, which was carried out in the thick layer of silt underwater and chamber blasting plus drilling method was adopted. 介绍了汾河水库泄洪隧洞进水口岩塞爆破的方案,该隧洞既在水下又在较厚淤泥下,因此采用了洞室加钻孔爆破方案。
- Taking the newly constructed Spillway tunnel of a large reservoir in Shanxiprovince as an example, this paper has studied the experimental simulation method and its techniques for the rock plug blasting in mud. 以山西省汾河水库新增建的泄洪隧洞为例,研究了在淤泥下岩塞爆破的试验模拟方法、试验技术以及有关的试验成果;
- rock plug blasting 岩塞爆破
- In the process, the holes were drilled by drifter with booms, the emulsified blasting powder wasfirst used for rock plug burst and a new method for calculating blast found application. 在方案实施中,采用多臂凿岩台车造孔及首次应用岩石乳化炸药作为岩塞爆破用药,并提出了装药量计算的新观点。
- blasting for rock plug under water 水下岩塞爆破
- BLASTING OF ROCK PLUG IN WATER INLET OF A DIVERSION TUNNEL 引水隧洞进水口岩塞爆破
- Life is a running torrent. There are no beautiful sprays without islands and underwater rocks. 人的生命似洪水奔流,不遇着岛屿、暗礁,难以激起美丽的浪花。
- underwater rock blasting 水下岩体爆破
- An underwater ridge or rock shelf. 暗礁水下隆起物或岩石架状物
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年,长大后成了地质学家。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- This machine has been specially adapted for use underwater. 这机器是为水下使用而特别改装的。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- They're trying to blast away the face of this rock. 他们试图炸掉这块岩石的表面部分。
- This machine has been specially adapted for underwater use. 这机器是为水下使用而特别改装的。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- He dash the glass bowl to bit on a rock. 他对著石块把玻璃碗砸得粉碎。
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