2年 rotary screw air com; 空气压缩机; 空压机; 压缩机; 螺杆式空气压缩机; 储气罐; 过滤器; 干燥器; air compressor; screw air compressor; air filter; air dryer; 上海申行健压缩机有限公司; 上海申行健; 申行健; Success Engine; Shanghai Success Eng;