Warning: file_put_contents(): Only 0 of 5552 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55 critical speed of shafting是什么意思，critical speed of shafting的翻译，critical speed of shafting音标、读音、用法和例句_骑士汉英词典
Thought that the generator rotational speed had achieved nearby two time of critical rotation speeds, the shafting has had the oil film vibration. 認爲發電機轉速達到兩倍臨界轉速附近，軸系發生了油膜振蕩。