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- Disposal of shaft wall accretion and hearth accumulation of 2500 m~3 BF at Maanshan Iron & Steel Co.,Ltd. 馬鋼2500m~3高爐爐墻結厚與爐缸堆積的處理
- The stress formula of shaft wall is obtained, and an example is persuasively analyzed. 分析研究表明導致立井壁破壞的主要原因是井壁負摩擦力和溫度應力。
- The distributing rule of additional forces of compressible shaft wall is given by numerical analysis and model test. 摘要通過(guò)數值分析和模型試驗研究，揭示了豎向可縮性井壁附加力分布規律。
- The contrast of theory calculation and test results verifies the rationality of joint rigidity model of prefabricated arc board of freezing shaft wall. 通過(guò)理論計算與試驗結果的對比，驗證了凍結井預制弧板井壁接頭剛度模型的合理性。
- Variety rules of concrete strain of outer shaft wall were carried out based on in-situ measurement during freeze sinking of Longgu Mine auxiliary shaft. 摘要通過(guò)龍固副井凍結鑿井期現場(chǎng)實(shí)測，獲得了龍固副井外層井壁混凝土應變的變化規律。
- The paper inquires into the function princile and influnce factors of pressure-releasing slot in shaft wall and analyzes its application results in harnessing cracred shaft wall. 探討了井壁卸壓槽的作用機理及影響因素，分析了卸壓槽在破裂井壁治理工程中的應用效果。
- The setting optimization principle of compressible tie-in is brought forward;and it has important guidance meaning to design compressible shaft wall reasonably. 提出的可縮接頭設置優(yōu)化原則，對科學(xué)、合理地設計豎向可縮性井壁具有重要的指導意義。
- Based on the discussion of hydrogeological condition of the fouth aquifer of Cenozoic Erath-em and the weathered zone of bedrock in Linhuan mining area, the cause of shaft wall damage is analysed. 本文著(zhù)重討論了臨渙礦區新生界松散層中第四含水層(以下簡(jiǎn)稱(chēng)四含)及其下基巖風(fēng)化帶的水文地質(zhì)條件.
- And the properties and amplitude of stress of rock mass in the back of shaft wall at the bottom are related with l ayout of working face, mining sequence, and distance of the working face to shaf t. 觀(guān)測結果表明：井筒上部壁后巖體在鉛垂方向上受張應力影響，而井筒底部壁后巖體應力的大小和性質(zhì)與工作面的布置方式、開(kāi)采順序以及井筒與工作面的相對位置有關(guān)。
- Plumb in underground is made in the middle of the interstice between cage and shaft wall using total station laser plumbing instrument after setting up stations at the two temporary points. 分別在兩個(gè)臨時(shí)點(diǎn)擺站，利用全站儀激光對點(diǎn)器將其點(diǎn)位在罐籠與井壁間隙中間投于井下。
- However, after the wall has been built, the thick-bedded clay results in enhancement of the strength of shaft wall, and the development of the lateral friction resistance during consolida... 成井后,卻是兩類(lèi)特鑿井壁強度增強的部位,也是固結沉降時(shí)形成井壁側摩阻力的主要部位。
- The shutters thumped the wall in the wind. 在風(fēng)中百葉窗砰砰地碰在墻上。
- Cement injection of perforating holes in a frozen pipe is a wholly -new technology for consolidating shaft wall rock and stopping water of frozen shafts in coal mines. 凍結管射孔注漿是在對石油輸油井射孔技術(shù)和地面注漿技術(shù)進(jìn)行研究的基礎上，開(kāi)發(fā)出的一種用于煤礦凍結井筒圍巖加固和堵水的全新技術(shù)。
- That is actually a cavity in the earth. 那其實(shí)是一個(gè)地下洞穴。
- A cavity or hollowed surface, especially of a bone. 腔尤指骨頭的腔或凹陷的表面
- high - strength freezing shaft wall 高強凍結法井壁
- The cavity formed by this structure. 盆腔由這種骨骼結構形成的體腔
- shaft wall protection by drilling mud 泥漿護壁
- The picture on the wall is crooked. 掛在墻壁上的畫(huà)是歪的。
- In view of the cage jamming and cage falling caused by begriming from heavy side-wall water on shaft walls which has a serious effect on coal mine safety hoisting, a new scaling unit is developed. 針對煤礦立井淋幫水大,井筒壁嚴重結垢造成卡罐、墜罐,嚴重困擾著(zhù)煤礦安全提升的現狀,研制開(kāi)發(fā)了一種新型除垢設備,經(jīng)實(shí)際使用表明除垢效果良好,能適應井筒中惡劣工況下切除水垢,安全可靠。
