Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/83620d9e749825b0e03d576a7f0f8823.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 backup hydraulic control是什么意思，backup hydraulic control的翻译，backup hydraulic control音标、读音、用法和例句_沉淀汉英词典
A brake-by-wire(BBW) hydraulic brake valve with mechanical backup is developed and its control performance is tested and analyzed. 开发了具备机械备份的线控液压制动阀并对其控制性能进行了试验和分析。