Warning: file_put_contents(): Only 0 of 5055 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 space shuttle main engine例句_space shuttle main engine英汉例句_space shuttle main engine双解例句_绍翊字体网有道词典
Staged combustion engines in service include the Russian RD-180, used on the Atlas V, and the Space Shuttle Main Engine. 在服务分级燃烧发动机包括俄罗斯的RD - 180，阿特拉斯V上使用，航天飞机主发动机。