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long hole中文是什么意思

发音:  
用"long hole"造句"long hole"怎么读"long hole" in a sentence

中文翻译手机手机版

  • 长洞
  • 长距离球穴
  • 深炮眼

例句与用法

  • Exploding technology about long hole blasting in rock roadway
    岩巷中深孔爆破技术
  • Drilling technology of long hole using for discharging gas from coal seams
    抽放瓦斯顺煤层长钻孔施工技术
  • Gas drainage from underground mine with 1000m branched long holes along seam
    煤矿井下顺煤层千米枝状长钻孔抽采瓦斯技术
  • Preliminary application of gas pre - drainage from coal seam by long holes in heading face to prevent coal and gas outburst
    掘进工作面应用长钻孔预抽煤层瓦斯防止煤与瓦斯突出的效果
  • Prospect of application of foam pump increasing pressure equipment in construction of drilling long hole for sucking and exhaling mash gas
    泡沫增压技术在煤矿瓦斯抽放长钻孔施工中的应用前景
用"long hole"造句  

其他语种

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