穩定頂板 的英文怎麼說
中文拼音 [wěndìngdǐngbǎn]
穩定頂板
英文
firm top- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 頂 : i 名詞(人體或物體的最上部) crown; peak; top Ⅱ動詞1 (用頭支承) carry on the head 2 (從下面拱...
- 板 : Ⅰ名詞1 (片狀硬物體) board; plank; plate 2 (專指店鋪的門板) shutter 3 [音樂] (打拍子的樂器) ...
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Practices on bolt, mesh, anchor and beam support in coal drift under unstable roof condition of cataclastic rock mass
不穩定頂板煤巷錨網索梁支護實踐Based on the bedding features of weak intercalations in sandstone plates near the top of underground cavity, the probable failure scale of bedding sliding, the probable settlement, the folding places and the critical length of sandstone beams are computed seperately, then the stability of underground cavity is analysed
針對地下工程頂部層狀砂巖中存在順層發育軟弱夾層的情況,分別對開挖后可能出現的層間滑動破壞范圍、巖板的沉降、折斷和臨界長度進行計算,並分析其穩定性。The joints investigation of mined - out areas shows that structure surface is dominative factor of roof stability of mined - out area in jiaguo mine
夾溝礦采空區的節理調查表明,結構面是夾溝礦采空區頂板穩定性的主控因素。For the tip - to - face roof stability, chock - fram type powered support only be applied to hard top - coal, shield - type powered support and chock - shield - type powered support can be applied to three top - coals
通過分析,為保證端面頂板穩定,支撐式液壓支架僅適用於頂煤為硬煤的條件下,掩護式和支撐掩護式支架在三種頂煤條件下均可以適用。Bolt - mesh - beam support technology used in instable roof seam roadway
破碎不穩定頂板煤巷錨網梁支護技術Prospect dtzziii series weight - load controller sensor part adopt bridge - type strain piece sensor, and applies steady installation technology to insure sensors running steady and long - range. we provide multi - kinds of sensor installation method. sensor can be installed under the car bottom, on elevator rope hitch plate, on car top wheel and axle and car top beam to work together with controller
前景dtzziii系列稱重控制儀的稱重傳感器部分採用橋式應變片傳感器,應用平穩安裝技術確保長期穩定運行稱重傳感器提供多種安裝方式,可以安裝于活轎底電梯的轎廂轎底電梯繩頭板處電梯轎頂輪軸處電梯轎頂橫樑上面等,與控制儀配合使用。The anchorage force of bolt, the displacement of deep surrounding rock, and the surface displacement of the gateway were comprehensively observed, indicating that the testing entry affected by dynamical mining pressure still keeps stable, achieving a good supporting effect
錨桿受力、圍巖深部位移、頂板離層及巷道表面位移綜合觀測表明,受回採動壓影響后,試驗巷道穩定,支護效果好。Influence of high - span ratio on stability of layered strata roof
高跨比對層狀頂板穩定性的影響Evaluations method for coal seam - roof stability in geological survey stage
煤田地質勘探階段煤層頂板穩定性評價方法Soundboard ribs are of spruce and are fully let - in to a notched liner ( uprights ) and the rim ( grands ) to support the soundboard crown and prevent the piano from losing its tone
音板肋木也由雲杉製成,完全嵌入鋸齒狀襯墊(直身鋼琴)或琴身(三角鋼琴) ,用以支撐音板的冠狀頂部和穩定鋼琴音質。The paper introduces large - scale fem software, algor, by which the auther can build model of hanging box of high pile cap, and simulates accurately three loadcases, which include loadcase behind enclosed concrete, loadcase behind empty water in hanging box, and loadcase behind high pile cap construction. the auther calculates tensor and displacement of hanging box weir when loads exert panels, supports, suspenders, top beams, base beams of hanging box weir. at the same time the auther carrys out th e stability analysis, besides, educes calculational and analytical data, which are tally with construction result in the main
論文介紹大型通用有限元計算軟體algor ,並用軟體建立大遼河特大橋高樁承臺吊箱圍堰的全結構模型,相對準確地模擬灌注封底混凝土后、抽除吊箱內河水后、承臺破冰體施工后等三種受力工況,並用模型進行了應力和變形的計算,計算各工況荷載作用於吊箱全結構箱體板面、內支撐、吊桿、懸吊頂梁、底梁等的應力和變形,並對比吊箱圍堰板面計算變形和施工實測變形,結果是吻合的;對大遼河特大橋高樁承臺輕型吊箱的穩定性進行了計算分析;論文研究工作表明,應用組合有限元方法計算大型施工結構問題具有現實意義。The results of numerical analysis on mined - out area indicate that the roof at mined - out areas is unstable and the rock in the roof is easy to collapse in this mine
數值分析結果表明:夾溝礦采空區的頂板是不穩定的,頂板巖體容易發生垮落事故。Fuzzy method for the stability analysis of cave roof under pile tip in karst region
橋梁基樁樁端溶洞頂板穩定性的模糊分析研究Research on choosing minimal rock cover and analysing stability of xiamen subsea tunnel
廈門海底隧道頂板厚度選擇及其開挖穩定性分析Flexibles sheets for waterproofing - part 1 : bitumen sheets for roof waterproofing - determination of dimensional stability
防水撓性薄板.第1部分:屋頂防水瀝青氈片.尺寸穩定性測定It is pointed that the thick unconsolidated layers above roof have effect on post - buckling behaviors of key stratum, the equilibrium path of roof is unstable from breaking to final subsidence
研究發現,頂板上覆厚鬆散沙層對關鍵層的后屈曲性態有影響;頂板從破斷至極限下沉其平衡路徑不穩定。Flexible sheets for waterproofing - determination of dimensional stability - part 1 : bitumen sheets for roof waterproofing ; german version en 1107 - 1 : 1999
防水軟板.尺寸穩定性測定.第1部分:屋頂密封瀝青板The results indicate that the stability for bifurcation point equilibrium configuration and post - buckling equilibrium path of roof strata can be revealed and an effective method for determining displacement field of imperfection structure can be provided by using initial post - buckling theory
應用初始后屈曲理論可揭示淺埋煤層長壁開采頂板巖層的分叉點平衡構形及后屈曲平衡路徑的穩定性,是確定非完善結構位移場的一種有效方法。It indicates that setting load of front leg and front leg - to - wall distance and load - bearing waste shield have important influences towards tip - to - face roof stability, results have been proved by the example analysis
研究指出支架前柱初撐力、支架前柱到煤壁距離、掩護梁受載等參數對端面頂板穩定性有重要影響,結論在現場得到了驗證。Research and application of working face unstable roof treatment technique
採煤工作面不穩定頂板治理技術的研究與應用分享友人