Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/42384c6c60a2356a85c94f13b2937ac8.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 traction rate control是什么意思，traction rate control的翻译，traction rate control音标、读音、用法和例句_甲百匯小鸡词典
Independent motor control of bilateral brush and the main roller brush, traction motor powerful, so a higher rate of cleaning work; 獨立馬達控制的雙邊刷和主滾刷，牽引電機強勁有力，讓清潔工作更高率；