desulphuration
The act or process of depriving of sulfur.
Characterised or marked by groaning
(astronomy) A small Solar System body consisting mainly of volatile ice, dust and particles of rock whose very eccentric solar orbit periodically brings it close enough to the Sun that the ice vapo...
simple past tense and past participle of myspace
その製油所は、新しい環境規制に対応するため、最新の脱硫設備に投資した。
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