量綱公式 的英文怎麼說
中文拼音 [liánggānggōngshì]
量綱公式
英文
dime ional formula-
At the same time, according to the similarity theory and dimension analysis, this research has accomplished the heat convection experiment, and has gotten the calculation method of heat convection coefficient of drum brake
並在相似理論和量綱分析理論的指導下，進行鼓式制動器對流換熱實驗，得出鼓式制動器對流換熱系數的求解公式。The method of correcting pulse width, which is in accord with the traditional correcting pressure method, is discussed. the polynomial correcting formula and the pressure correcting formula by means of dimensional analysis and similarity theory are obtained
探討了符合我國傳統壓力修正方法的脈寬修正方法，並建立了相應的多項式修正公式和由量綱分析及相似理論獲得的壓力修正公式。This formula used inverse regression and data fusion technical and maximum likelihood theory, then this method enabled random sample value obtained in ultrasonic and rebound method of different detection population to mix together effectively, and reach estimation of concrete strength
該公式利用逆回歸理論、數據融合技術和最大似然原理，將回彈值和聲速值分別看作被解釋變量，將來自超聲法和回彈法不同量綱的檢測數據進行有效融合，得出混凝土強度的推定值，該推定結果具有無偏性和方差最小性質。Based on the data on scour around large diameter cylinders exposed to waves and currents, effects of every kind of sea enviromental parameters on maximum scour depth are analyzed and guided by dimensional analysis and multidimensional linear regression, an equation is given to compute maximum scour depth around large diameter cylinders in combined waves and currents. compared with some other equations, this equation is more accrete, simpler and clearer and the compute d results are in good agreement with experimental ones
本論文主要是在總結國內外研究成果基礎上，從波浪與水流共同作用下海床上直立大直徑圓柱建築物周圍的局部沖刷機理出發，研究和探討了圓柱周圍的沖淤形態；分析各種海洋環境參數對最大沖刷深度的影響，並利用已取得的實驗資料，採用量綱分析原理和多元線性回歸分析方法，建立一個波流共同作用下海床上直立大直徑圓柱建築物周圍的最大沖刷深度計算公式。In this paper, charge calculating formulas and their relations of cutting chamber loose blasting are firstly analyzed with the theories of dimension, fluid dynamics. explosive dynamics, etc and the significance of the explosive factor in it is pointed out. calculating methods of the explosive factor are researched by law of conservation of energy, and then a new one is brought forward which proves to be rational and reliable by a sample
本文首先採用量綱分析、流體動力學、功能平衡理論、爆炸動力學等理論，分析了路塹硐室松動爆破裝藥量計算公式及其內在聯系，並指出k值在現有藥量計算公式中的重要性；在分析現有k缺陷的基礎上，利用能量守恆原理，研究了路塹硐室松動爆破單位炸藥消耗量計算方法，並提出一種新的k值計算方法，實例驗證本方法合理、可靠，優于其它k值計算方法。There is no thoroughly rounded theory about displacement ventilation system in our country at present and our research begins recently. the study work of this paper will be useful for further optimization design of displacement ventilation system. this dissertation includes five parts. the first part introduces the development of the displacement ventilation and the background of research in domestic and oversea. in the second part, it gives working principle of displacement ventilation system and it ’ s advantages to the mixture ventilation. the study also gives a series of indexes to evaluate displacement ventilation system and specifies air supply terminal device and so on. it is needed to simulate and analyse the velocity field, temperature field and distribution of flow field. this is the third part. the forth part specifies the simulative method for thermal stratification of displacement ventilation system. it gives some factors affecting thermal stratification height such as inlet temperature, inlet velocity, heat transfer of wall body, distance of heat source and so on
本文的研究工作主要包括以下幾個方面的內容: （ 1 ）綜述了國內外相關的研究現狀和研究背景; （ 2 ）簡介了置換通風的工作原理，並分析了它相對于混合通風的優良特性及評價指標、末端裝置等; （ 3 ）對採用置換通風方式房間的溫度場、速度場和氣流分佈進行了模擬計算與分析; （ 4 ）對採用置換通風方式房間的熱力分層高度進行了模擬計算，並分析其影響因素，如:送風溫度、送風速度、圍護結構傳熱和熱源分佈等; （ 5 ）擬合了無量綱熱力分層高度相應于送風溫度t 、送風速度v 、熱源間距離l和圍護結構傳熱q的經驗公式。With this method, dimensionless functions and correction formula were constructed to eliminate and correct the errors arising from the dimensions ' differences and the expectation distance scales ' inconsistency which enabled comparisons among distinct non - functional conditions
通過建立無量綱化函數與修正公式，消除了因條件量綱不同而帶來的影響，並統一了期望值距離刻度，使不同意義的條件指標具有了可比性。分享友人