- nongassy
- 无瓦斯的
English-Chinese dictionary of mining (英汉矿业大词典). 2013.
nongassy
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nongassy — adj. * * * … Universalium
nongassy — adj … Useful english dictionary
coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… … Universalium
