big shell distortion 壳体大变形
The old joint can' t meet the demand of big shell distortion, and the performance of joint should be improved.
原有传爆接头已不适应壳体大变形的需要，需采取措施改进接头性能。
The study results are helpful to designing of quenching process and understanding of quenching stress and distortion regularity for complex thin shell.
研究结果有助于复杂薄壁壳体淬火工艺制订及淬火应力和畸变规律的认识。
Analytical method is raised to calculate the distortion on the end of seal ring by application of the theory of moment force of shell and the relevant calculation procedure is prepared.
提出了应用壳体力矩理论求解密封环端面力变形的解析解的方法，并编制了相应的计算程序。
应用推荐