Warning: file_put_contents(): Only 0 of 6485 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 thickwalled是什么意思，thickwalled的翻译，thickwalled音标、读音、用法和例句_魏碑心思朗文词典
The displacement of the fractional derivative viscoelastic thickwalled cylinder was a function of time and related to the order of fractional derivative. 分數導數型粘彈性厚壁筒的位移隨時間的變化與分數導數的堦數有關。