Warning: file_put_contents(/www/wwwroot/ppbbu/www.30232.com/cache/920b83ca2e9f4d0599558b8e570449fc.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/www.30232.com/index.php on line 55 air sifter是什么意思，air sifter的翻译，air sifter音标、读音、用法和例句_绍翊字体网有道词典
Equipment maintenance at operation level: Computer station, Scale Sifter, blender, heat sealer, air conditioning system units, etc. 车间主要设备的保养：电脑工作站、衡器、筛粉机、混合机、封口机、空调系统各机组/部件等。