氣電立焊機 的英文怎麼說
中文拼音 [qìdiànlìhànjī]
氣電立焊機
英文
electrogas welding machine- 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
- 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
- 立 : 動1 （站） stand; remain in an erect position 2 （使豎立; 使物件的上端向上） erect; stand; set up...
- 焊 : 動詞（用熔化的金屬修補金屬器物或使金屬工件連接起來） weld; solder
- 機 : machineengine
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After a nationwide restructuring of colleges and departments in 1952, the department was renamed as the department of machine manufacturing, comprising 5 disciplines manufacturing technology, foundry technology and equipment, forging and pressing technology end equipment, welding technology and equipment, and etall. graphy and heat treatmento in addition, on the basis of the original power machinery teaching group, the department of power machinery was set up, having 3 disciplines : thermal electr
1952年院系調整，更名為機械製造系，設機械製造工藝鑄造工藝及設備壓力加工工藝及設備焊接工藝及設備金相熱處理5個專業，並且由原動力組擴建成立了動力機械繫，正式設有熱力發電后改為鍋爐燃氣輪機汽車拖拉機3個專業。Taking ti alloy tc11 electron beam welded work - piece as research object, which is the conventional material of aero engine compressor blisc, the fatigue damage evolution law of fatigue damage action in the area of welded joint based on damage mechanics theory is analysed, and fatigue damage model, which macro - parameter and micro - damage characteristics are related, with fractal geometry - a new conception of modern mathematics is set up in this paper. it tries to research the measuring method of fatigue fracture fractal dimension and the relationship of fractal damage variable with fatigue life. it also sets up the welded joint fatigue damage fractal evolution equation
本課題以航空發動機壓氣機葉盤常用材料鈦合金（ tc11 ）電子束焊構件為研究對象，對焊接接頭的疲勞破壞行為，基於損傷力學理論分析其疲勞損傷演化規律，應用現代數學的新概念? ?分形幾何學理論，建立宏觀參量與細觀損傷特徵相聯系的疲勞損傷模型，研究疲勞斷口分維數測量方法以及分形損傷變量與疲勞壽命之間的關系，建立焊接接頭疲勞損傷分形演化方程。
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