Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/b8fe415a60229d1caee51e5d09d9782e.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 retroengine是什么意思，retroengine的翻译，retroengine音标、读音、用法和例句_果味酸柯林斯词典
Retroengine's firing time must the accuracy control, the firing time differ 1 second, will cause the airship point of descent position difference kilometer. 制动发动机的点火时间必须精确控制，点火时间相差1秒钟，就会使飞船落点位置相差数公里。