The thesis does some research on the circular settling tank, which is used in the wastewater recycle project of Fushun Ethene corporation.是什么意思_The thesis does some research on the circular settling tank, which is used in the wastewater recycle project of Fushun Ethene corporation.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句