例句與造句

1. A time - variant reliability formulation is presented in this paper to account for the effects of fatigue , corrosion and maintenance actions on the first yield reliability of midship section modulus . a probabilistic model for long - term distribution of wave - induced fatigue stress range is established . for the purpose of obtaining the performance of structure that stands random fatigue load , the concept of stress parameter and equivalent stress range are introduced
   船舶在由波浪彎矩引起的交變應(yīng)力作用下，船體構(gòu)件焊接點(diǎn)處的微小裂紋逐漸擴(kuò)展；同時(shí)，隨著船齡的增加，眾多結(jié)構(gòu)構(gòu)件遭受腐蝕的作用；從而使船體梁剖面模數(shù)減小，船體梁承載能力衰減，船舶結(jié)構(gòu)的安全性將受到相當(dāng)大的影響。
2. The random analysis of structure under fatigue loading , the statistic finite element method ( sfem ) for fatigue reliability , random fatigue damage accumulation theory and fatigue reliability of structure system were studied in this paper with regard to the metal structure of engineering machine
   本文以工程機(jī)械金屬結(jié)構(gòu)為對(duì)象，探討了疲勞載荷下的隨機(jī)結(jié)構(gòu)分析、隨機(jī)有限元計(jì)算構(gòu)件疲勞可靠度的方法、隨機(jī)疲勞累積損傷理論、系統(tǒng)疲勞可靠性分析。主要工作有： 1
3. It's difficult to find random fatigue in a sentence. 用random fatigue造句挺難的