It plays a vital role in ascertaining the market subject status of business participants, keeping transaction security, facilitating state macro-control and establishing a fair and well-ordered market economic system.是什么意思_It plays a vital role in ascertaining the market subject status of business participants, keeping transaction security, facilitating state macro-control and establishing a fair and well-ordered market economic system.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句