underground blasting 中文意思是什麼

underground blasting 解釋
地下爆破
  • underground : adj 1 地（面）下的。2 隱蔽的，秘密的。3 （電影，報刊等）標新立異的，試刊的，試驗性而非正式的。4 ...
  • blasting : 爆破工程
  1. Experimentel study on effects of blasting at jury stocking yard on baiei underground plant

    備用料場開采爆破對百色地下廠房安全影響的試驗研究
  2. In view of the rich underground fissure water and poor blasting effect at cangshan gold mine, water is used as the transfer medium of explosion energy so as to improve the blasting effect and quality and to reduce the vibration caused by blasting

    針對倉上金礦地下裂隙水豐富，爆破效果差的特徵，利用水作傳遞爆轟能的介質，改善了爆破效果，提高了爆破質量，降低了爆破震動。
  3. Summarization of underground chambers blasting excavation

    地下洞室開挖爆破綜述
  4. Control of blasting vibration of underground chamber at a hydropower station

    地下洞室爆破振動控制研究
  5. Study on large - diameter longhole blasting of underground mining

    地下采礦大直徑深孔爆破研究
  6. Through analyzing the local measurement data, blasting vibration formulae are established and blasting vibration promoting characteristics are analyzed, and the differences between the blasting vibration in open pit and in underground medium - length - hole are pointed in this paper

    摘要通過對實測數據的分析，給出了爆破地震傳播公式，並對爆破地震激勵特性進行了分析，指出了露天礦臺階爆破與井下中深孔爆破地震的差異。
  7. It also has been validated by the test result. on the basis of reduced stress attenuation formula, the paper elicit theoretical calculation expressions of jam lengths in hole blasting and space between charges in linear charge blasting. linear charge blasting at the net of highway to zhuhai aerodrome and the hole blasting at underground stope in gaofen mining company have been design by the expressions

    根據建立的條形藥包爆破徑向應力衰減方程，得出了淺孔爆破堵塞長度和條形硐室藥包爆破藥室間距理論計算公式；按推導的計算式設計了珠海西區機場路埡口條形藥包爆破和高峰礦業有限責任公司地下采場淺孔爆破。
  8. With computer imitation and laboratory physical analog as the lead and on the basis of test ore blocks and industrial blownoff - ore rock tests, study on the enlarged - structure parameters of sublevel caving in meishan iron mine was carried out, which included single tests of drilling and blasting parameters ， transition sublevels and equipment complementation. the timely popularization of this enlarging structural parameter technique has greatly improved the performances of the sublevel caving mining and promoted the technological advance of underground mining

    梅山鐵礦加大無底柱分段崩落法采礦結構參數研究，採用計算機模擬、實驗室物理模擬為先導，試驗礦塊、工業放出體試驗為基礎，分別進行了采場鑿巖爆破參數、過渡分段、設備配套等單項試驗，並在全礦及時進行了推廣應用，極大地改善了礦石開采過程中的各項指標，促進了地下礦山開採的技術進步。
  9. Controlled blasting method applied to demolishing underground reinforced concrete pile shaft is presented according to specific circumstances of drilling machine and outside restraint, especially including attention of drilling, charging and initiating etc

    介紹了地下鋼筋混凝土樁體的控制爆破方法，以及在鉆孔設備及外界約束較特殊的情況下，鉆孔、裝藥及起爆等方面的注意事項。
  10. Abstract : controlled blasting method applied to demolishing underground reinforced concrete pile shaft is presented according to specific circumstances of drilling machine and outside restraint, especially including attention of drilling, charging and initiating etc

    文摘:介紹了地下鋼筋混凝土樁體的控制爆破方法，以及在鉆孔設備及外界約束較特殊的情況下，鉆孔、裝藥及起爆等方面的注意事項。
  11. Application of water infusion blasting to demolishing underground pile shaft

    水介質爆破拆除地下樁體的實踐
  12. The directional breaking blasting technology for underground development used in xishimen iron mine is described. a comprehensive summary is made of it which includes the test technology, the blasting parameters and the on - site application effect so as to provide precious experiences for other mines

    論述了西石門鐵礦井下掘進定向斷裂爆破技術，對其試驗工藝、爆破參數、現場應用效果等方面進行了全面總結，為其它礦山井下掘進提供了寶貴經驗。
  13. Research on safety standard for rock anchor beam under blasting vibration in large underground powerhouse

    大型地下廠房巖錨梁爆破安全控制標準研究
  14. In order to comprehensively and systematically study the mechanism of ground collapse, in this paper, from underground mining, dewatering, precipitation, moving groundwater and blasting vibration, the causes of ground collapse have been analyzed

    為了全面系統地研究地表塌陷的形成機理，從地下開采、降水疏干、大氣降水、地下動水和爆破震動等幾個方面分析了引起地表塌陷的原因。
  15. The main research work include : rock split in advance by the blasting ; the rock objection explored wit ultra sonic and quality evaluation ; a new technique of excavation of a protection layer once time ; deep hole steps explosion test research ; blasting material lest ; the blasting technique research of underground engineering

    主要研究工作有：預裂爆破試驗研究；聲波巖體探傷及質量評價；保護層一次開挖新技術；深孔梯段爆破試驗研究；爆破材料試驗；地下工程開挖爆破技術研究。
  16. The influence of specific charge, hole arrangement, charge structure, stem length, millisecond interval and ignition mode on the yield of the blasted boulder is analyzed some measures to lower boulder yield in deep hole blasting of underground mine are presented through the optimization of blasting operation parameters as follows : lowering deep hole blasting effect of geology structure, rationally determining specific charge, using technique of wide - space small burden blasting, technique of manifold charge structure and technique of millisecond compression blasting, strengthening the management of boring construction and blasting construction

    該優化技術措施主要有：減少地質構造對深孔落礦的影響，合理確定炸藥單耗的方法，使用大孔距小抵抗線落礦技術，採用多種裝藥結構技術，採用多排微差起爆技術，加強深孔的施工管理和加強爆破施工的現場管理。
  17. At first, the author has analyzed the destroy style and mechanism of blasting, studied various factors which influence on the effect and supporting design of rock anchor beam of underground hydroelectric power station

    在首先分析爆破機理的基礎上，探討並確定了影響地下廠房巖錨梁爆破開挖成型質量和穩定性的各種因素。
  18. Middle - deep hole blasting technology is usually employed in underground metal mining

    中深孔爆破是地下金屬礦山采礦普遍採用的技術手段。
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