f-coal 中文意思是什麼

f-coal 解釋
絲炭為主的顯微質點
  • f : 1 【化學】 fluorine 2 【生物學】 （generation of） filial offspring; 【植物；植物學】子代 〈F1 雜...
  • 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 ...
  1. A versatil e computer animated simulation model for bulk terminal developed by supporting o f ministry of communications is introduced briefly, as an application case of th e model, a simulation model for some port coal terminal built to investigate the relationship between operation condition and terminal ' s throughput is presented in this paper

    本文在簡介由交通部資助開發的通用專業化散貨碼頭計算機動畫模擬模型的基礎上，介紹應用該模型提供的手段為某港煤炭碼頭建立模擬模型，研究該碼頭營運條件與碼頭通過能力的關系的情況。
  2. By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )

    摘要採用相似模擬的方法，以平頂山八礦己二采區己15和己（下標16 - 17 ）煤層實際地質資料為基礎，分析了近距離煤層上煤層開采時，在上煤層采場兩側向的支承壓力分佈及集中程度、峰值距煤壁的距離、支承壓力的影響范圍；一定范圍內底板中集中應力的傳遞及漸衰減特徵。
  3. Regard appropriate development of the coal industry as the starting point in the thesis, in analysis at the f our country coal characteristic and coal industry with the other economic foundation that technology get in touch of industry of industry in an all - round way, set up optimize models of industry of coal based on dynamic input - output analysis, and use the econometrics method to confirm the systematic parameter of this model, had asked the model of solving and analysis, applying theory and method of markov probability model modify and forecasting direct consume coefficient matrix in coal industry, and has probed into in the course of revising the parameter changes the influence caused toward other input - output index

    論文中以煤炭產業的適度發展為出發點，在全面分析了我國煤炭產業的特點以及煤炭產業與其他產業的經濟技術聯系的基礎上，建立了煤炭產業多目標動態投入產出優化模型，應用計量經濟學方法確定了該模型的系統參數，求解模型並對最優解進行了分析，應用馬爾科夫概型修訂直接消耗系數矩陣以反映煤炭消耗的變化，並探討了在修訂過程中參數變化對其他投入產出指標所造成的影響。
  4. When winter temperatures fall to minus 20 f ( minus 29 c ), poor families regularly scale the steep and slippery 500 - foot - high ( 150 meters ) waste pile to scavenge for pieces of coal to heat their homes

    當冬天氣溫降到攝氏零下29度，貧困戶常爬上峭而滑的150米高的煤渣堆，尋找未燃盡的煤塊來為家中加熱所用。
  5. The main hydro - engineering - environmental - geological problems arose f rom the exploitation of coal resource in yu - shen - fu mine area of northern shan xi and their prevention measures

    陜北榆神府礦區煤炭資源開發主要水工環問題及防治對策
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