roof condition 中文意思是什麼

roof condition 解釋
頂板狀況
  • roof : n 1 屋頂，房屋；家屋。2 （放行李的）車頂；笠形罩。3 上頜。4 最高部，頂部；【礦物】頂板。5 【航空...
  • condition : n 1 狀態，狀況，情形；品質。2 〈pl 〉外界狀況，周圍情形。3 地位，身分。4 條件；【語法】條件子句。...
  1. 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
  2. On the basis of prantel boundary layer idea, wind sand fluid of irreducible rare phase as research object, by the foundation of general equation of wind sand fluid, in the condition of basic hypothesis, the boundary layer equation of car roof surface is set up and the boundary condition the fluid slippage character in solid wall surface is given

    摘要基於普朗特的邊界層思想，以不可簡化成稀相的風沙流體為研究對象，以風沙流的一般方程為基礎，在基本假設的條件下，建立了高速轎車車身頂部過流表面的邊界層微分方程並給出沙流在近壁表面以滑移為特徵的邊界條件。
  3. Drink your tea, and take breath, and give over laughing : laughter is sadly out of place under this roof, and in your condition

    喝點茶，緩口氣別笑啦：在這個房子里，在你這樣的情況，笑是很不合適的！ 」
  4. The support designing analyses applying in big picking high and hard roof condition

    堅硬頂板下綜采準備工作面擴幫立架施工工藝
  5. Application of combined support on the condition of complex roof in dongrong no. 3 coal mine

    復合頂板條件下聯合支護技術在東榮三礦的應用
  6. Research results show that different conformation mode of tectonite roof result in the difference of preservation condition of gas, intense pressing process of structural stress in the front of gliding structure result in mine gas outburst, and control on no. 2 gas source in tectonite roof is the best means by which the gas problem can be perfectly solved in gliding structure area

    研究結果表明：由於滑動構造區煤層頂板不同的結構類型，導致礦井瓦斯保存條件的差異；滑動構造前緣擠壓帶內強烈的擠壓應力作用是本區瓦斯突出的根本原因；控制采空區頂板的二次瓦斯源是治理滑動構造區瓦斯地質災害的根本之策。
  7. The hardness and thickness of coal seam play a great role in the vertical distribution of stress in coal and the occurrence of rock bunt under the condition of hard roof and hard floor

    在「兩硬」條件下，煤層厚度與硬度的變化對煤體中的應力分佈有著很大的影響，從而對煤巖體系統中沖擊礦壓的發生有著很大的影響。
  8. Application of gas drainage method with bore hole in face roof under condition of sliding roof in gaocheng mine

    頂板鉆孔瓦斯抽放方法在告成礦的應用
  9. Roof shortening technology of plow faec under the condition of two hard roofs

    條件下刨煤機工作面頂板弱化技術
  10. Preventing of thrust roof fall in mining along dip direction in condition of composite roof

    復合頂板仰斜開采推垮型冒頂事故防治
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