Warning: file_put_contents(/www/wwwroot/ppbbbu/5356789.com/cache/781006f863c3c3d800693df0c908fa53.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/5356789.com/index.php on line 55 high-altitude machine是什么意思，high-altitude machine的翻译，high-altitude machine音标、读音、用法和例句_零六五六深蓝词典
Design scheme of extracting core machine for new heat exchanger was advanced-high - altitude working vehicle of extracting core. 提出了新型換熱器抽芯機——換熱器抽芯高空作業車的設計方案。