profile coefficient 中文意思是什麼

profile coefficient 解釋
側面系數
  • profile : n 1 剖面，半面，（雕像等的）側面；側面像。2 外形，輪廓；外觀，形象；型；【航空】翼型，翼（剖）面...
  • coefficient : adj. 共同作用的。n. 1. 共同作用；協同因素。2. 【數，物】系數，率；程度。
  1. The coefficient of variation of saturated water content decreased with the depth of profile. the coefficient of variation of bulk density and field capacity fluctuate with depth of soil

    飽和含水量的變異系數都隨深度的增加逐漸降低，含水量、容重和田悶持水量的變異系數隨深度的呈波動變化。
  2. Blade profile drag coefficient

    槳葉剖面阻力系數
  3. In term of soil water coefficient of variation, the soil water profile in 0 - 100cm can be divided into 3 layers, i. e., hypoactive layer, hypoactive layer and correspondingly stable layer. these soil water layers varied along with soil water consumption seasons alternating

    就綠地類型而言，活躍與次活躍層總深度：本特草坪高羊茅草坪泡桐綠地；就季節變化而言，弱耗水期活躍與次活躍層淺，強耗水期深，微耗水期較深。
  4. Comparison of water level between measured and computation shows that the local head loss coefficient cannot give head loss by spur dike completely, and the effective area of passage is difficult to be ascertain. for this reason the two methods for water surface profile computation cannot predict the raise of water level upstream the spur dike accurately

    計算結果表明，局部水頭損失系數並不能完全反映出由於丁壩阻擋所帶來的水頭損失，而丁壩附近的有效過水面積難以準確地確定，這些導致前兩種方法均不能很好地計算出丁壩上游水位的壅高值。
  5. This program can predict the wall temperature 、 internal wall heat tranfer coefficient 、 fluid temperature and entropy profile along the water wall. all of these provide an important foundation for designing this type of water wall structure to ensure the safety of the boiler operation. this hydrodynamic calculation program and the results can be used to analyze operation reliability and structure design of water wall system

    利用所開發的程序對設計的超臨界cfb進行了計算，給出不同負荷下，水冷壁出口工質溫度分佈，水冷壁受熱面不同位置處的金屬壁溫、內壁放熱系數、流體溫度焓值分佈，以及不同管子的流動壓降等結果，為分析鍋爐工作可靠性及水冷壁系統的結構設計提供了重要依據。
  6. In chapter 3, we studied the effect of gaussian transverse profile for the driving and laser fields on lasing without population inversion ( lwi ) in a closed v - type system and an open v - type system. moreover, we discussed also the effect of the unsaturated gain coefficient, the cavity - damping rate, the ratio of the atomic injection rates and atomic exit rate on the corresponding systems. in chapter 4, we mainly discussed the effect of doppler broadening on the gain, dispersion and the frequency up - conversion of the open v - type lwi system and compared the differences and the same between the open system and the corresponding closed system

    發現： （ 1 ）在考慮doppler展寬的情況下，通過選取合適的實驗室條件（比如合適的原子環境溫度等）可得到合適doppler展寬值，從而使系統獲得最佳增益； （ 2 ）要想實現系統的頻率上轉換，同時又要獲得足夠強的無反轉激光增益，則系統頻率轉換比不能選取的太大； （ 3 ）對于開放系統，比較小的粒子注入速率比與退出速率對產生無反轉激光是有利碩士學位論文摘要的： （ 4 ）由於dopp1oy展寬的存在，當探測場與驅動場的傳播方向相反時，增益在探測場失諧的某一段區域產生振蕩，且振蕩的振幅、頻率失諧范圍的大小與dopper展寬的取值有關。
  7. Therefore, the suitable coefficient of engagement overlap got by profile correction and addendum modification is beneficial to the output property of the gear pump

    因此，對齒輪齒形進行修形和變位修正使齒輪得到合適的嚙合重合系數有利於改善齒輪泵的輸出特性。
  8. Lt is obvious that the decaying rule of average reverberation intensity is affected by scattering coefficient of sea floor, sound speed profile, inclination of bottom etc. the sea floor scattering function is the most importan factor to the intensity decaying rule

    結果表明：海底散射方向性指數因子、海水聲速梯度、海底傾斜角等對海洋混響平均強度的衰減皆有影響。海底散射方向性指數因子對其影響最大，即適當選取海底散射模型是淺海近程混響建模的首要因素。
  9. Based on the standard deviation and variation coefficient, soil water change in the profile could be divided into four layers by cluster analysis

    基於標準差和變異系數兩個指標，採用聚類分析，可將土壤剖面水分垂直變化劃分為四個層次：速變層、活躍層、次活躍層和相對穩定層。
  10. Taking suspension bridge anchor of runyang highway bridge as project background in this paper, considering undulating angle of rock mass structural plane, angle of mean square root slope method is established by exerting fractal geometry theory. fractal dimension of profile of rock mass structural plane is calculated by above method. and roughness degree is described quantitatively, furthermore correlativity between fractal dimension and roughness coefficient ( jrc ) is analyzed

    本文以潤揚大橋懸索橋錨碇摩阻力研究為工程背景，運用分形幾何理論，從巖體結構面起伏角的角度出發，建立了均方根坡度角法測算巖體結構面剖面輪廓線的分維數，定量描述其粗糙程度，並分析了分維數與粗糙度系數jrc之間的相關關系。
  11. Water content and wilting point fluctuate with the profile. the coefficient of variation of soil water content fluctuates from 3. 04 % to 26. 98 % with depth of profile

    剖面各層土壤水分常數的變異系數都介於3 . 04 % ~ 26 . 98 %之間，且隨剖面裸度呈現一定的變化。
  12. In the paper, the main results are brought forth in five aspects as follows : ( 1 ). the analysis of statistics the characteristic indicated that the variation coefficient of the soil nitrogen density of 0 ~ 30cm depth is lower, the variation coefficient is only 3. 6 %, the variation coefficient of the nitrogen density of 0 ~ 100cm depth is much bigger than that the 0 ~ 30cm depth, it is 100 %. based on the second national soil general survey material, the average soil profile depth is 101cm, this is in corresponding with skew normal distribution, its standard deviation is 0. 0192

    通過研究，得到以下認識與結果： （ 1 ）統計特徵分析表明， 0 30cm厚度土壤氮密度的變異系數較低，為3 . 6 ， 0 100cm厚度的氮密度的變異系數相對于來說就很大，為100 ；全國土壤剖面深度平均為101cm ，符合偏正態分佈，標準方差為0 . 0192 ； 0 30cm厚度土壤氮密度服從對數正態分佈，而0 100cm厚度土壤氮密度基本服從偏正態分佈。
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