顯微疲勞裂紋 的英文怎麼說
中文拼音 [xiǎnwéipíláolièwén]
顯微疲勞裂紋
英文
microscopic fatigue crack- 顯 : Ⅰ形容詞1 (明顯) apparent; obvious; noticeable; evident 2 (有名聲有權勢的) illustrious and inf...
- 疲 : 形容詞(疲乏; 勞累) tired; weary; exhausted
- 勞 : Ⅰ動詞1 (勞動) work; labour 2 (煩勞) put sb to the trouble of; trouble sb with sth : 勞您費心...
- 裂 : 裂動詞[方言] (東西的兩部分向兩旁分開) open
- 紋 : 名詞(花紋; 紋縷兒) lines; veins; grain
- 顯微 : microadiography
- 疲勞 : 1. (疲乏勞累) tired; fatigued; weary; become fagged 2. (機能或反應能力減弱) fatigue; strain 3. [物理學] fatigue
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The remarkable differences of the fatigue crack propagating rates and the fatigue threshold among the above three alurninum alloys were studied and compared, which were caused by the microstructure based on alloys " chemical components
對比研究了上述三種合金的化學成分對微觀組織結構,及其所引起的材料疲鄭州大學碩士論文電解含欽鋁合金的疲勞性能研究勞裂紋擴展性能和疲勞門檻值的顯著差異。The network carbide and acicular martensites that existed in the microstructure of the root grooves of the spline due to improper carburating and quenching process of the shafts, led to the initiation and propagation of the intergranular microcracks and were the main reason that caused the early fracture of the shafts
由於滲碳淬火工藝不當,在二軸花鍵槽根部的組織中產生了網狀破化物和粗大的針狀馬氏體,在外力作用下形成沿晶顯微裂紋並擴展,是導致二軸疲勞斷裂的主要原因。The fatigue crack propagating rates of the above aluminum alloys in paris zone had no remarkable differences. it was showed that fatigue crack propagating rates had little susceptivity to the microstructure of the above alloys in paris zone
三種試驗合金在paris區的擴展沒有明顯的差別,表現出裂紋擴展速率在paris區時,疲勞裂紋擴展對微觀組織結構的不敏感性。Based on investigating a large amount of documents, the fatigue crack propagation behavior of mg alloys am50 & az91 is studied in this paper, as well as the tensile mechanical properties at elevated temperature. micro - mechanics of tensile deformation and the fcpr are also investigated by sem & tem
本文在查閱大量相關文獻基礎上,對az91 、 am50鎂合金的疲勞裂紋擴展特性和高溫拉伸力學性能進行了一定的研究。藉助于掃描電鏡和透射電子顯微鏡,分析了拉伸變形和疲勞斷裂的微觀機制。At the same time, the fatigue behavior of the liner has also been improved due to the reduction of the stress concentration and micro - break on the inner surface
內表面採用特殊工藝處理,物理機械性能明顯改善,消除了表面應力集中及微觀裂紋,鋁膽的疲勞性能得到提高。分享友人