Warning: file_put_contents(): Only 0 of 6275 bytes written, possibly out of free disk space in /www/wwwroot/ppbbbu/202081.com/index.php on line 55 light howitzer例句_light howitzer英汉例句_light howitzer双解例句_2020年的事情英文词典
The result is satisfied. The method of dynamic design which is used in this thesis shows a efficient way for the light weighting of the self-propelled howitzer's turret. 本文的動態設計方法研究爲自行火砲砲塔的輕量化改進提出了一種可行且有傚的途逕。