The N-phenyl-N-benzoyl sulfonamide resin (5hb) was found to be regenerated three times without loss of their activity.是什么意思_The N-phenyl-N-benzoyl sulfonamide resin (5hb) was found to be regenerated three times without loss of their activity.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句