bent rod
... bent pipe 弯管 bent rod 弯曲抽油杆 bent spanner 弯头扳手 ...
基于72个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
同时分析了下冲程抽油杆所产生的螺旋弯曲变形。
Deformation of helical buckling appeared on rod during down stroke is also analyzed.
youdao
应用推荐
模块上移
模块下移
不移动