CCASS is one of the most important reforms to the risk management system introduced after the 1987 market crash. It is an automated book-entry system that handles the settlement of securities.是什么意思_CCASS is one of the most important reforms to the risk management system introduced after the 1987 market crash. It is an automated book-entry system that handles the settlement of securities.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句