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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(jiǎn)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,巖體洞室通常采用噴錨支護結構和整體被復結構。
- 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種中夾巖加固技術(shù),并在實(shí)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(xué)毅.;高應力地區和軟弱圍巖地下工程砂漿錨桿[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(zhì)地段的支護中采用了雙層鋼筋網(wǎng)同管式錨桿聯(lián)合支護獲得成功,產(chǎn)生了與鋼支撐同樣的支護效果,并帶來(lái)了良好的經(jīng)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布特征以及影響其應力分布趨勢和大小的因素,其中重點(diǎn)對圍巖體的剪漲角進(jìn)行了分析。
- The treatment methods such asthe use of rock bolts and shotcrete are summaried. 同時(shí)總結了巖爆防治的有關(guān)措施。
- Rock Bolt Long-Term Load Retention Test 巖石錨栓長(cháng)期負載保持力試驗方法
- Tensioned resin grouted rock bolt 樹(shù)脂張拉錨桿
- Bumper is anchorites by iron expansion bolt. 車(chē)輛撞擊緩沖墊,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(lái),錨桿的錨固質(zhì)量檢測技術(shù)得到了快速發(fā)展。
- Metals undergo expansion when heated. 金屬加熱時(shí)會(huì )膨脹。
- arbitrary orientation rock bolt model 任意巖石錨桿
- 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(wǎng)支護為基礎的不良巖層中大斷面巷道掘進(jìn)的一些技術(shù)問(wèn)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(shí)的位置和灌漿飽和度是評價(jià)錨桿質(zhì)量的兩個(gè)重要參數。
- This book is an expansion of the play he wrote before. 這本書(shū)是他以前寫(xiě)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,該巖質(zhì)工程高邊坡不穩定,提出了以錨噴支護為主的主動(dòng)支護方案。