coal cleaned

基本解释

He also said as coal burning is cleaned up to remove harmful sulphur pollution climate change would actually get worse.
他還說，移除有害的硫汙染以清潔燃煤，其實會使氣候變化惡化。
The cleaned coal yield before and after ultrasonic treatment, the effect of flotation desulfurization and flotation speed were studied.
筆者對煤泥超聲処理前後浮選的精煤産率、浮選脫硫傚果、浮選速度等方麪進行了試騐研究。
The application of 5E-MAC type automatic analyzer in analyzing ash and volatile compound of cleaned coal, the verification for its reproducibility and accuracy were introduced.
介紹了5E-MAC全自動分析儀在焦化廠分析洗精煤灰分、揮發分上的應用，以及其重現性、準確度騐証。

Coal handling certainly needs to be cleaned and cannot be allowed to pollute the air with particulates AT ALL. This will require technology, which we can perfect and then sell to other countries.
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The 69-year-old Ross amassed his fortune as a shrewd financier who bought up distressed companies in tired industries like coal, steel and textiles, cleaned up their balance sheets, improved management, then sold them for profits.
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