SENT 发表于 2025-3-26 23:39:03
Book 2014engine emissions. It discusses the current market economic trends as they impact to aviation and suggests steps and measures to be taken in the development of a workable MBM. ICAO has three years to come up with such an MBM on a global scale and this book will spur discussions on how to achieve this听写 发表于 2025-3-27 03:54:51
http://reply.papertrans.cn/17/1670/166995/166995_32.pngcandle 发表于 2025-3-27 06:52:01
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