sulphur oxide是什么意思 sulphur oxide怎么读
sulphur oxide的英文翻译是什么意思，词典释义与在线翻译
Noun:- any of several oxides of sulphur
sulphur oxide的用法和样例
- The direct reaction between sulphur dioxide and oxygen to give sulphur trioxide is slow and requires a catalyst.
二氧化硫与氧气直接反应生成三氧化硫是很慢的，且需要催化剂。
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