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hard coal

  • 无烟煤:指含有比其他任何形式的煤更多固定碳和最低挥发物(快速蒸发物)含量的煤种,具有最高的热值。

网络释义专业释义英英释义

  [矿物] 硬煤

名词定义中文名称: 硬煤 英文名称:hard coal 定义:欧洲对烟煤、无烟煤的统称。指恒湿无灰基高位发热量不低于24MJ/kg,镜质组平均随机反射率不小于0.6%的煤。 所属学科:煤炭科技(一级学科);煤炭科技总

基于310个网页-相关网页

  无烟煤

第一次世界大战以后,凡尔赛条约 割掉了德国的无烟煤hard coal)产区,要求出口无 烟煤作为补偿,所以电力系统的建造者就转而需要 烟煤(soficoal),在技术被掌握以后,这一特征一直 万方数据 ...

基于205个网页-相关网页

  白煤

... gas coal 气煤; 气煤 hard coal 白煤 hexagonal household coal briquet 蜂窝煤; 蜂窝煤 ...

基于148个网页-相关网页

  其中

进入2018年,波兰煤炭产量继续下降,1-2月煤炭产量为2009.9万吨,同比下降8.6%。其中,硬煤(Hard coal)1039.5万吨,同比下降4.1%;褐煤(Lignite)970.3万吨,同比下降13.0%。

基于6个网页-相关网页

短语

medium hard coal 中等硬度煤

dull hard coal 无烟煤 ; 暗硬煤

hard-coal plough [矿业] 硬煤层刨煤机

Hard coal and coke 硬煤和焦炭 ; 无烟煤和焦炭

Preparation of hard coal 选煤 ; 无烟煤制备 ; 选煤准则

HARD COAL COKE 碳煤焦炭

hard coal-based pitch 硬煤沥青

hard coal seam 硬煤层

hard coal level 煤层硬

 更多收起网络短语
  • 硬煤 - 引用次数:7

    参考来源 - 煤体爆破破碎机理的模拟试验研究
  • 白煤

·2,447,543篇论文数据,部分数据来源于NoteExpress

hard coal

以上来源于: WordNet

 柯林斯英汉双解大词典 

hard coal

同近义词

双语例句权威例句

  • The miserable Toad, crouching in the coal-dust, tried hard to think of something to do, with dismal want of success.

    可怜托德蜷缩煤尘拼命想主意,可是苦于想不出来。

    youdao

  • It may be hard to imagine a planet blacker than coal, but that's what astronomers say they've discovered in our home galaxy with NASA's Kepler space telescope.

    很难想象行星煤炭还要黑,但是宇航员们的确声称,他们通过NASA开普勒太空望远镜我们处的银河系发现这样一颗行星。

    youdao

  • Planning aside, nuclear plants can be hard to finance, since they cost more and take longer to build than coal - or gas-fired units.

    撇开规划不说,相比煤气作燃料,核电站成本更高建设周期更长,因而资金筹措相当困难。

    youdao

更多双语例句
  • According to Platts, there are some 13GW of thermal energy capacity, comprising mainly hard coal but some lignite and gas, already under construction in Germany.

    FORBES: The Future of Atomkraft

  • Russia, which is considered to be particularly vulnerable to the year 2000 problem because of a lack of preparedness, supplied 37 percent of the natural gas and Australia 30 percent of hard coal.

    CNN: Utilities pose biggest worldwide Y2K threat

  • It seems hard to believe you can take coal so far round the world at competitive rates.

    BBC: Red ink and black stuff

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