听书机通用技术规范
General specification for the E-book reader
2021-12-31
MIL MIL-E-38453A
ENVIRONMETAL CONTROL, ENVIRONMENTAL PROTECTION, AND ENGINE BLEED AIR SYSTEMS, AIRCRAFT, GENERAL SPECIFICATION FOR (S/S BY MIL-E-87145) (SUPERSEDING MIL-E-38453)
环境控制、环境保护和发动机引气系统 飞机 通用规范(MIL-E-87145 S/S)(取代MIL-E-38453)