tightness products 中文意思是什麼
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Analysts said the high prices reflected the tightness in the production process of turning crude into finished products such as petrol, diesel and jet fuel
分析人士曾表示，油價高企反映出在將原油提煉成汽油、柴油及航空燃油等成品油的生產方面，存在產能緊缺的問題。 -
Tightness. paste products. ageing test
厚度.濕粘土製品.老化試驗
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