extracting tank 中文意思是什麼
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Extracting and concentrating tank
提取濃縮罐 -
The element sulphur was extracted with petroleum ether from the rust powder in oil tank truck, and the time of extracting was estimated
摘要用石油醚把元素硫從鐵銹粉中萃取出來,確定了萃取時間。
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