Warning: file_put_contents(/www/wwwroot/ppbbbu/202081.com/cache/304d40cc2cf64e8f0f39e694d46dbcdf.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 undor是什么意思，undor的翻译，undor音标、读音、用法和例句_2020年的事情英文词典
The alloy is suitable for making wear resistant parts such as bush, axle sleeve and worm wheel etc. undor the conditions of high and middle load at the middle and low speed. 合金主要用于制作高、中载,中低速不同工况条件下工作的轴瓦、轴套、蜗轮等耐磨件。