- 負(fù)荷的周期性變化
- 負(fù)荷周期變化
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load cycling中文什么意思
例句與用法
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- To determine the reversal error , the loading cycle is to be absorbed up to the nominal force
為了確定反轉(zhuǎn)誤差，載重循環(huán)要能承受起標(biāo)準(zhǔn)力。 - Output signal of the mechanically unloaded transducer with mounting parts at the start of a loading cycle
在裝載循環(huán)起點(diǎn)有固定部件的機(jī)械空載力傳感器的輸出信號。 - Still , the microstructure of the alloy during different loading cycles is researched with the help of tem , especially the evolution of the dislocation and dislocation bands during the fatigue process
此外，利用透射電鏡的方法觀察了在不同循環(huán)加載歷晚?xiàng)l件下合金中微觀結(jié)構(gòu)的變化情況，尤其是位錯以及位錯帶的演變規(guī)律。 - According to our experimental investigations of varying load amplitude , it was found that the phenomena of fatigue crack growth retardation occurred for pmma material following a high overload cycle exerted among the regular constant amplitude load cycles , the ratio of peak value of overload to that of the regular cycles should be over at least 1 . 35 to make the retardation taking effect . the experiment scheme for measuring the shutting - off ratio of overload ( defined as the overload ratio when da / dn < 10 - 7 / cyc . )
本文試驗(yàn)分析了變幅載荷對裂紋擴(kuò)展的影響，證實(shí)了有機(jī)玻璃也存在超載遲滯現(xiàn)象，通過金相觀察分析，提出超載遲滯的過程實(shí)際上是裂紋前緣萌生新的裂紋的過程的觀點(diǎn)，同時提出超載遲滯的合理的解析，并且給出超載遲滯比，為隨機(jī)載荷下疲勞擴(kuò)展模型的建立提供了一個重要的參數(shù)。 - Firstly , the experience of cfrm study is summarized and experiments are carried out to improve the preparation technics and to get the appropriate proportion of the materials used . secondly , the factors , which affect the conductivity and stability of cfrc , are investigated . and its smart property is studied with different cf contents and loading directions , and under elastic loading cycles
其次，通過試驗(yàn)，探討了碳纖維含量、水灰比、骨料粒徑、齡期、極化效應(yīng)、電極形式等對碳纖維混凝土導(dǎo)電性、穩(wěn)定性的影響；研究了碳纖維摻量、加載方向等對碳纖維混凝土機(jī)敏性的影響；并研究了在彈性范圍、循環(huán)荷載作用下，材料的壓敏性。