井筒变形破坏
基于1个网页-相关网页
·2,447,543篇论文数据,部分数据来源于NoteExpress
Some expression patterns of control and state variables of shaft deformation, which give us a significant guidance of effective dealing with shaft damage have been presented.
给出了井筒变形的控制变量与状态变量表达式;对有效地治理损害的井筒具有重大指导作用。
youdao
应用推荐
模块上移
模块下移
不移动