模壁壽命 的英文怎麼說
中文拼音 [móbìshòumìng]
模壁壽命
英文
die wall life-
The larson - miller method and the superheater wall temperature computation model brought forward by soviet criterion are adopted to calculate the life loss caused by creep. and a simplification formula is put forward to apply in the on - line life inspection system
本文採用拉森米勒參數法，結合前蘇聯1973年熱力計算標準中的過熱器壁溫計算模型，對前期蠕變壽命損耗進行了計算；並提出簡化方法，用於在線壽命監測系統中。In first part of the thesis, by a review of the research on aircraft sonic fatigue, the formulas for calculating natural frequencies of the typical aircraft skin - panel structure with four edges simply - supported or four edges fixed - supported were drawn, the response of displacement and stress was analysed under the condition of random white noise loading with the steady - state or unsteady - state. the procedure how to use data of s - n curve under constant loading for predicating the fatigue life of skin - panel subjected to random loading was shown
通過對聲疲勞問題研究的回顧，根據典型飛機蒙皮壁板模型，整理了四邊固支，四邊簡支兩種邊界條件下多階模態固有頻率，非平穩及平穩隨機白噪聲載荷下的位移和應力響應，以及如何從等幅s ? n曲線求得隨機載荷應力下的疲勞壽命。Evaluation for life on laminal vessel using fuzzy comprehensive decision process
用模糊綜合評判法評估薄壁容器的壽命Abstract : many factors affecting laminal airtight vessel life have, this complex ， uncertain and changeable characteristics method of dynamic two - grade fuzzy comprehensive decision is introduced to estimate the vessel life, the mathematical model and process of the decision are established
文摘:針對影響薄壁密封容器壽命的許多因素具有復雜性、非確定性以及時變性的特點，提出了用動態二級模糊綜合評判的方法對其壽命進行評估，建立了評估的數學模型和評估流程。分享友人