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- Application of kerf and rock bolt in Jinyuan Gold Co., LTD. 切縫加錨桿綜合措施在金圓公司的應用。
- The rock bolt for superspeed hardening agent sandwich cement cartridge is a simple and valid rock bolt as a support. 超快硬夾心水泥卷錨桿是一種簡單有效的支護錨桿。
- Under the explosive load,shotcrete and rock bolt support and integral lining structures are usually used for chambers in rock mass. 在爆炸荷載作用下,岩體洞室通常採用噴錨支護結構和整體被複結構。
- Little tremie grouting,systemic rock bolt and horizontal prestressed rock bolt are the most effective reinforcing techniques which have been validated in practice. 而小導管注漿、系統錨桿及水平貫通預應力錨桿是應用最為廣泛的3種中夾岩加固技術,並在實踐工程中得到有效驗證。
- SUN Xue-yi.Grouted rock bolt used in underground engineering in soft surrounding rock or high stress region[J].Journal of China Coal Society,1984,9(2):61-69. [4]孫學毅.;高應力地區和軟弱圍岩地下工程砂漿錨桿[J]
- However , ajoint support of alluvial rock bolt with a double-layer of wire mesh can also besatisfactory in the same type of unfavorable ground conditions , with better economicbenefit . 而在某工程的地下洞室不良地質地段的支護中採用了雙層鋼筋網同管式錨桿聯合支護獲得成功,產生了與鋼支撐同樣的支護效果,並帶來了良好的經濟效益。
- In combination with the radial deformation equation of brittle wall rock in circular tunnel,the computing model for the axial stress of the grouted rock bolt in ideal brittle wall rock and ... 分析了錨桿應力的分佈特徵以及影響其應力分佈趨勢和大小的因素,其中重點對圍岩體的剪漲角進行了分析。
- The treatment methods such asthe use of rock bolts and shotcrete are summaried. 同時總結了岩爆防治的有關措施。
- Rock Bolt Long-Term Load Retention Test 岩石錨栓長期負載保持力試驗方法
- Tensioned resin grouted rock bolt 樹脂張拉錨桿
- Bumper is anchorites by iron expansion bolt. 車輛撞擊緩衝墊,用鐵膨脹螺栓固定。
- It is necessary to test the holding state of rock bolts nondestructively for the project. 近些年來,錨桿的錨固質量檢測技術得到了快速發展。
- Metals undergo expansion when heated. 金屬加熱時會膨脹。
- arbitrary orientation rock bolt model 任意岩石錨桿
- In this program,the smooth surface blasting and inject method of rock bolting network are applied. 先讓后抗,抗讓結合"為支護原則,以噴錨網支護為基礎的不良岩層中大斷面巷道掘進的一些技術問題。
- The suburbs are an expansion of cities. 郊區是城市的延伸。
- sboterete and rock bolt support in the slope 邊坡噴錨支護
- Uncompacted location and grouting saturation degree in the zone of anchorage bar are the two main parameters for judging rock bolts quality. 摘要錨固體內不密實的位置和灌漿飽和度是評價錨桿質量的兩個重要參數。
- This book is an expansion of the play he wrote before. 這本書是他以前寫的劇本的擴充。
- The result shows that this slope is not stable.It is suggested that the rock bolting and shotcrete should be adopted to prevent the slope. 結果表明,該岩質工程高邊坡不穩定,提出了以錨噴支護為主的主動支護方案。