thickness of coal seam 中文意思是什麼

thickness of coal seam 解釋
煤層厚度
  • thickness : n 1 厚；粗；厚度；粗大。2 濃度，濃厚，黏稠。3 密度；稠密。4 模糊不清，多煙霧，混濁。5 愚笨；遲鈍...
  • of : OF ＝Old French 古法語。
  • coal : n 1 煤，煤塊，煤堆。2 〈pl 〉〈美國〉（一堆）燒紅的煤。3 〈常 pl 〉〈英國〉（幾塊）供燃燒的煤。4 ...
  • seam : n 1 縫；線縫。2 介面；接縫；接合處；接合線。3 裂縫。4 （臉上的）皺紋。5 傷痕。6 【造船】（船板間...
  1. Analysis of geological tectonic and its influence on coal seam thickness in gaozhuang colliery

    高莊礦地質構造分析及其對煤層厚度影響的探討
  2. According to the problem exsiting in detecting the thickness of the coal seam, put forward the signal processing method for wavelet multiresolution analysis applying to analyzing the actual detecting signal

    摘要根據聲波反射法探測頂煤厚度中存在的問題，提出了將小波多尺度分析應用到實際煤厚探測信號分析中的信號處理方法。
  3. Calculating relative thickness of coal seam in qudi area by 3d seismic data

    利用三維地震資料計算曲堤地區煤層相對厚度
  4. 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。
  5. Influences of geologic structure and else factors to coal seam thickness in dongyang mine field

    東陽井田構造及其它因素對煤層厚度變化的影響
  6. Application of reversed refracted wave method in detecting the thickness of remained coal seam

    相遇折射波法在剩餘煤厚探測中的應用
  7. The analysis on roof control of working face of medium - thickness coal seam comprehensive mechanized top coal caving method

    中厚煤層綜采放頂煤工作面頂板管理
  8. Causes analysis of 1 coal seam thickness change in underground mine field of hebi 8 coal mine

    鶴壁八礦井田二1煤層厚度變化原因分析
  9. Study on prediction method of coal seam thickness using seismic data frequency domain and its application

    地震資料頻率域預測煤層厚度方法研究及應用
  10. This paper analyzes on the influence of the variation in thickness of coal seam and the supporting method on the coal quality, and based on this, advances some measures for reducing the gangue production to improve the coal quality on the tunneling faces

    分析了煤層厚度變化和支護方式對煤質的影響，在此基礎上提出了若干減少出矸以提高掘進工作面出煤質量的措施。
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