短語詞組短語ultimate e limit state design 極限狀態(tài)設(shè)計ultimate limit state design 極限狀態(tài)設(shè)計;極限承載損壞ultimate limit state for fatigue 疲勞承載能力極限狀態(tài)ultimate limit state designed method 承載能力極限狀態(tài)設(shè)計法 返回 ultimate limit state