autogenous process 中文意思是什麼

autogenous process 解釋
自熔焊方法
  • autogenous : adj. 1. 【生物學】自生的;自體的。2. 氣焊的。
  • process : n 1 進行,經過;過程,歷程;作用。 2 處置,方法,步驟;加工處理,工藝程序,工序;製作法。3 【攝影...
  1. The experimental results show that these models can express precisely the isotherm hydration heat emission curve of portland cement and the autogenous shrinkage process of concrete prepared with portland cement

    實測數據檢驗結果表明,這2個模型可以用於模擬硅酸鹽水泥的等溫水化放熱曲線,以及用硅酸鹽水泥配製的混凝土的自收縮發展過程。
  2. In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered

    論文根據熱傳導理論、彈性徐變理論及有限元理論,用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。
  3. This paper establishes a model simulating dam actual placing process and considering the non - continuity of initial temperature on the boundary of new and old concrete, daily air temperature change, concrete - placing temperature, hydration heat, heat insulation on boundary, water - storing process, placing intermission and curing with water. the calculation of stress field considers the concrete weight, static water pressure, thermal stress, different autogenous volume change between rcc and normal concrete, change of elastic modulus of concrete with age and creep action

    考慮了乞今最為全面的初始條件和邊界條件,包括模擬壩體的實際升程過程,考慮了新老混凝土接觸面上的初始溫度不連續,逐日的氣溫變化,混凝土的入倉溫度,水化熱溫升,邊界保溫,水庫蓄水過程,澆築間歇以及灑水養生等因素;應力場的計算考慮了混凝土的自重,靜水壓力,溫度應力,常態混凝土與碾壓混凝土不同的自生體積變形,混凝土的彈性模量隨齡期的變化以及徐變的作用。
  4. The result of the study demonstrate the pt autograft which have blood supply can promote the reversion of biomechanics properties, the action mechanism is maybe related with the ischemic necrosis and revascularization of the graft. transplanted autogenous patellar - tendon grafts undergo a process of ischemic necrosis, revascularization, proliferation, and remodeling

    其作用機理可能與移植物缺,血壞死和再血管化有關,移植物在向前交叉韌帶樣變過程中,移植物的修復均經歷缺血壞死,血管重建,細胞增殖,再塑型期。
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