caving-in 中文意思是什麼

caving-in 解釋
爐頂燒蝕
  • caving : 岸崩
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  1. With the roof caving in, there were an increasing number of desertions.

    由於大勢已去,逃兵的人數日益增多。
  2. The following new opinions : without caving zone coal layer extraction in efflorescent oxygenized belts ; two effects of blocking water and preventing water flowing fractured zone from going on developing after mining effect ; appropriately enlarging the extraction thickness were presented

    提出了風氧化帶煤層開采無垮落帶;受采動影響后,具阻水和抑制導水裂隙帶繼續發展的雙重作用以及適當加大開采厚度等新觀點。
  3. Study on passing faultage troop in 2116 fully - mechanized coal winning with sublevel caving face

    2116綜放面過斷層群技術研究
  4. Study on bed - separated fissures of overlying stratum and interstice permeability in fully - mechanized top coal caving

    綜放開采覆巖離層裂隙變化及空隙滲流特性研究
  5. In 1981, as the roof was caving in, it seemed to our company a merger might be the only way out.

    1981年,我們的情況岌岌可危,同另一家公司合併似乎是我們公司唯一的出路。
  6. Application of mining method with - beam cover caving in shannan colliery

    型梁放頂煤採煤法在山南井的應用
  7. On the cover caving in the sublevel caving of slightly dipped thick orebody

    緩傾斜厚礦體無底柱分段崩落法放頂方式探討
  8. Abstract : by applying the system reliability and ergonomics theory, the reliability mod el of the man - machine - environment system of roadway sub - level caving in steep seam is set up, and the calculation formulas for the usability and pro duction capacity of the system are also provided

    文摘:應用系統可靠性和人-機工程學理論,建立了急傾斜煤層巷道放頂煤人-機-環境系統可靠性模型,給出了系統可用度和生產能力的計算公式。
  9. 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。
  10. In its communications with washington, the french government will doubtless cite the reagan administration ' s secret negotiations with iran as precedent for doing business with ? and caving in to ? a regime that sponsors terror

    法國政府與華盛頓接觸時,無疑會引述里根政府與伊朗秘密談判,指其造成與一個支持恐怖活動的政權打交道的先例? ?並向它屈服。
  11. To solve the problem of the relative difficulty in roof caving in highly tough top - coal, it is very important to study the mechanism of difficult caving of highly tough top coal

    摘要為了解決高韌性頂煤的冒放性較差的問題,對其難冒性機理進行研究是非常重要的。
  12. Study on productive exploration grid of natural caving in tongkuangyu mine

    銅礦峪礦自然崩落法生產探礦網度研究
  13. The preventive technology of section and wall caving in short distance broken roof comprehensive working face

    近距離破碎頂板綜采面片幫冒頂治理技術
  14. Supporting techniques of preparation roadway for fully mechanized sublevel caving in the easily spontaneous combustion coal seam

    易自燃煤層綜放開采采準巷道支護技術研究
  15. Design of roadway bolting support for quot; isolated island quot; sublevel caving - in long wall workface based on the ground stress measurements

    基於地應力測試的孤島綜放工作面巷道錨桿支護設計
  16. Analysis of longwall top coal caving in thick seams with parting band

    含夾矸厚煤層綜放開采技術分析
  17. Was this week ' s rate cut ben bernanke ' s coming - out bash, as one pundit suggested, or his caving - in bash

    本周聯儲減息是伯克南的重拳出擊,又或是分析人士所言的無奈之舉?
  18. In order to study basic roof ' s destruction movement that affects working face in horizontal section top coal caving in mining steep seams, this paper analyses tension of roof using elastic and thin board theory and concludes criterion of roof destruction based on long and narrow thin board

    摘要為研究急斜煤層水平分段放頂煤開采過程中基本頂破壞活動對工作面的影響,根據急斜煤層基本頂具有傾斜狹長板的特點,運用彈性薄板理論對基本頂巖層進行了拉應力分析,得出了頂板破斷的判別準則,建立了基本頂初次破斷后形成的「鉸接結構」的力學模型。
  19. In order to study the basic roof ' s destruction movement that affects working face in horizontal section top coal caving in mining steep seams, this paper analyses tension of roof using elastic and thin board theory and obtains criterion of roof destruction based on long and narrow thin board

    摘要為研究急斜煤層水平分段放頂煤開采過程中基本頂破壞活動對工作面的影響,根據急斜煤層基本頂具有傾斜狹長板的特點,運用彈性薄板理論對基本頂巖層進行了拉應力分析,得出了頂板破斷的判別準則,建立了基本頂初次破斷后形成的「鉸接結構」的力學模型。
  20. Some residents are concerned about their roofs caving in

    一些擔心他們的房頂有塌陷的危險。
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