coal core 中文意思是什麼

coal core 解釋
煤心
  • 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 ...
  • core : CORE =Congress of Racial Equality 〈美國〉爭取種族平等大會。n 1 果心。2 (事物、問題等的)中心,...
  1. The influence of drilling coal core sample ' s collection and coal quality determination on rational use of coal resources

    正確採取煤芯煤樣合理利用煤炭資源
  2. Diamond core bit for coal drilling

    煤田鉆探金剛石取心鉆頭
  3. Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage

    在本區瓦斯分帶、已知煤層氣顯示及其組分研究基礎上,探討了低煤級煤層氣的生成機制,指出生成的煤層氣應包括褐煤階段的原生生物甲烷氣、長焰煤?氣肥煤階段的熱成因甲烷氣和煤層埋藏階段的次生生物甲烷氣三種成因甲烷氣體;進而論述了煤儲層含氣飽和度、臨界解吸壓力、臨儲壓力比、地解壓差等甲烷解吸特徵,實測與理論含氣量、煤層氣資源量與資源豐度等煤儲層含氣性特徵。
  4. By the research for the progress system main factors > target > environment motive and circulation, this paper analyzes and extracts the system core and key core of the progress in s & t of the coal enterprise, and sets up the model of coordination soft technique and hard technique system ; this paper puts forward the progress system evaluation theories in s & t of the coal enterprise and establishes the system contribution technique content > technique ability of the progress in s & t of the coal enterprise, environment evaluating index system and its evaluating model ; at the same time, the real condition of the progress in s & t of tie fa mining bureau is evaluated. this paper also analyzes the system condition and environment of the progress in s & t of the coal enterprise in china, according to the gotten system theory of the progress in s & t of the coal enterprise ; at last, on these grounds, this paper puts forward the technology development strategy of the coal enterprise in china and countermeasure thoughts that perfect the system of the progress in s & t of the coal enterprise in china

    本論文基於企業科技進步主體論、系統論思想,研究了煤炭企業科技進步系統,提出了煤炭科技進步系統的概念,並通過對煤炭企業科技進步系統要素、系統目標、系統環境、系統動力和系統運行的研究,分析提煉出了煤炭企業科技進步系統核及關鍵核,建立了軟技術系統與硬技術系統的協同模型;提出了煤炭企業科技進步系統評價理論,建立了煤炭企業科技進步系統貢獻、技術含量、技術能力和系統環境評價的指標體系及其評價模型,對鐵法礦務局的科技進步狀況進行了實測評價;根據研究出的煤炭企業科技進步系統理論,分析了中國煤炭企業科技進步系統狀況及環境,據此提出了中國煤炭企業技術發展戰略和完善中國煤炭企業科技進步系統的對策思路。
  5. In chapter four, on the basis of taking up a great amount of first hand information, the article for the first time puts forward original degree of concentration index numerical value ( 1990 - 2001 ) of china coal industrial market and has engaged more objective analysis and appraisal in relation to so such sensitive problems as influence factor, market structure positioning, especially the orientation of industry policy and enterprise restructure and expansion and has figured out the core content of the article

    同時,在佔有大量一手資料的基礎上,第一次公開推出原創性的中國煤炭產業市場集中度指標數值( 1990 - 2001年) ,並對其影響因素、市場結構定位,尤其是產業政策取向和企業重組擴張等敏感性問題進行了較為客觀的分析和評價,構造出本論文的核心內容。作為最大的發展中國家,中國歷經10餘年的煤炭市場化實踐,出現了許多值得認真研究並需合理解釋的現實問題。
  6. Predictive evaluation on the ground - caved in with coal - mining is the core for the dangerous evaluation of geologic hazard in coal - mining

    摘要煤礦開采后引發地面塌陷的危險性預測評估是煤礦地質災害危險性評估的核心內容。
  7. The plan ' s core is the pulverized coal in tertiary air is concentrated and then used as reburning fuel to control nox emission when the mill is operating, at the same time, taking the staging combustion to guarantee low nox emission while the mill stopping

    這是在磨煤機啟用時採用的,方案同時考慮到在磨煤機停用時,使用空氣分級燃燒來確保爐膛的低no _ x排放。
  8. Standard practice for collection of coal samples from core

    芯中煤樣品的收集的標準操作規程
  9. Commitment to the western " three soft " instability thick coal bed mining technology research, explore and master the " three soft " core instability thick coal bed mining technology, guns taken, the yield per unit at the national research adopt the " three soft " thick coal bed mining instability leading level

    致力於豫西「三軟」不穩定厚煤層開采技術研究,探索和掌握了「三軟」不穩定厚煤層開採的核心技術,炮采、綜采單產處于全國「三軟」不穩定厚煤層開采領先水平。
  10. Bhp billiton carbon steel material is a leading supplier of core raw material ( iron ore, metallurgical coal, manganese ) and services to the global steel industry

    碳鋼材料必和必拓向全球鋼鐵製造業提供主要原材料(鐵礦、煉焦煤和錳礦)和服務。
  11. Looking ahead to the future as well as on the basis of the above analyses, the thesis holds the opinion that the key to the coal transport development in shanghai port is keeping to the model of " intensive development " to build a port coal logistic park with the core of the coal transport integration

    展望未來,基於上述上海港煤炭發展戰略的研究,本文認為目前上海港煤炭發展的核心關鍵就是:遵循「集約化發展」的模式,興建以煤炭運輸綜合一體化為核心的港口煤炭物流園區。
  12. In addition, two recipes of the pvc solid - core flame retardant conveyor belt for coal mine were excellently analyzed aiming to reduce the cost and to improve the product ' s compositive performance

    除此之外,以降低成本和提高綜合性能為目的,詳細分析了pvc礦用整芯輸送帶的糊體和覆蓋膠配方。
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