容许极限 meaning in English

acceptable limit
allowable limit
allowablelimit
limit of tolerance
limits of tolerance
margin
permissible limit
tolerable limit
tolerance limit

The criteria of the permissive limit displacement and the changing ratio of displacement are studied to judge stability of whole analysis of surrounding rock and liner , so do the acceleration of displacement and speed ratio of deformation
利用失稳量测的统计资料，研究了容许极限位移量、位移变化率、位移加速度和变形速率比判别围岩和支护结构整体失稳的标准并给出了失稳的剿页x西南交通大学借土研究生学位论文。 ? ?位移判据。
The transverse stiffness limitation index ? the permissible ultimate width / span ratio b / l of the continuous steel truss girder of railway bridge is analyzed in accordance with the analytic theories of random vibration of train ? bridge time - variation system and the required derailment coefficients and comfort of drivers and passengers in train running through the bridge . the limitation index in question may be referred to in the design of the continuous steel truss girders of railway bridges
基于列车-桥梁时变系统随机振动分析理论，按照桥上列车脱轨安全系数和司机、旅客舒适度的要求，对铁路连续钢桁梁桥横向刚度限值-桥梁容许极限宽跨比b / l进行了分析，对铁路连续钢桁梁桥的设计具有一定的参考作用。