Warning: file_put_contents(): Only 0 of 5221 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55 irregular pick例句_irregular pick英汉例句_irregular pick双解例句_骑士汉英词典
The mathematical model and block diagram are presented to calculate the pick momentary cutting thick when the shearer drum is in the state of irregular motion. 给出了采煤机螺旋滚筒不均匀运动时截齿瞬时切削厚度计算的数学模型和程序框图。