zone coefficient 中文意思是什麼

zone coefficient 解釋
地區系數
  • zone : n 1 【地理】(地)帶。2 區域,范圍,界。3 〈古、詩〉(腰)帶。4 圈,環帶。5 【數學】(球面)帶;...
  • 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 variations of distortion coefficient of ultrasonic pulse frequency spectra at defective zone in concrete

    超聲頻譜畸變系數在混凝土缺陷區的變化
  2. In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design

    第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析,給出了離心泵葉片型線的參數方程;它是以葉片安裝角為參變數,以引入的速度系數k _ v作為中間因子,將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實,在離心泵葉片型線的設計過程中,它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力,或者說,離心泵型線的設計是其水力設計的核心。
  3. Using the system designed in this thesis work, flow field calibration of the wind tunnel is accomplished, which covers dynamic pressure drop coefficient, dynamic pressure time stability, axial static pressure gradient, boundary layer, and degree of turbulence, etc. boundary layer measuring principle and method are especially described in detail, the relationship between boundary layer thickness, wind speed setting, and the depth of the experimental section is summarized, and finally the calibration data for th e model center zone under specific wind speed are given

    然後利用本文設計的系統完成了落差系數、動壓時間穩定姓、軸向靜壓梯度、邊界層及湍流度等內容的流場校測。特別對邊界層測量的原理及方法做了較詳盡的敘述,總結出邊界層厚度與設定風速、實驗段深度的關系,然後給出模型中心區一定風速下校正數值。
  4. All the results can be utilized by engineers, during the designing and construction. the main conclusions are listed as follows : ( 1 ) based on the shortest line between weak interbed and limit of excavation and the location of point of intersection between limit of excavation, classification of weak interbed distribution is set up, and the distance of distribution is defined ; ( 2 ) according to the strength and deformation equivalent principle, influence zone of weak interbed is introduced, and a new method to simulating the weak interbed with thickness is built ; ( 3 ) some quantificational results on influence of weak interbed respectively at crown, right shoulder and right wall are summarized ; ( 4 ) some quantificational results on influence of weak interbed with the distance between weak interbed and limit of excavation 0. 2d, 0. 5d, l. od are gained ; ( 5 ) some quantificational results on influence of weak interbed in the rock mass with confining coefficient 0. 38, 1. 0, 1. 5, 2. 0, 3. 0 are summed up ; ( 6 ) some quantificational results are summarized on influence of the underground surrounding rock mass stability with weak interbed, in the representational surrounding rock mass graded ii, iii, iv ; ( 7 ) according to the studying results some advices are suggested on designing of underground engineering

    主要結論如下: ( 1 )以軟弱夾層到開挖輪廓線最短距離和最短距離線與開挖輪廓線的交點位置為指標對軟弱夾層的分佈部進行了分類,並確定了軟弱夾層分佈距離; ( 2 )根據強度等效和變形等效的原則,引入了軟弱夾層影響帶的概念,建立了模擬軟弱夾層厚度的一種新方法; ( 3 )總結出了軟弱夾層分佈在拱頂、右拱肩、右邊墻時對地下洞室穩定性影響的量化指標; ( 4 )分析出了軟弱夾層距開挖輪廓線0 . 2d 、 0 . 5d 、 1 . 0d三種情況對地下洞室穩定性影響的量化指標; ( 5 )總結出了在不同的側壓力系數( 0 . 38 、 1 . 0 、 1 . 5 、 2 . 0 、 3 . 0 )地應力場中軟弱夾層對穩定性影響的量化指標; ( 6 )得出了在、 、代表性圍巖中軟弱夾層對穩定性影響量化結果; ( 7 )根據數值試驗成果提出了在有軟弱夾層圍巖中地下洞室設計原則的幾點新內容。
  5. Abstract : 145 samples of eight plants were collected from lanmuchang and yangjiawan and quantitative analyses were made of the ore - forming elements in the plant ashes. considering the three principles of the plant indicator for mineral exploration, namely certainty, sensitivity and feasibility, this paper evaluates comprehensively the indicating functions of the eight plants, on the basis of some quantitative indexes such as the relation coefficient between plant ash and ore - forming element, concentration coefficient, etc. it also discusses the relationships between the anomaly of plant ashes and the fault zone, alteration zone mineralization zone and orebody, showing the significance of these plants to the prospecting

    文摘:在濫木廠和楊家灣鉈(汞)礦床(點)對芒箕、南燭、榔榆、大金發蘚、蜈蚣草、石松、黃花草、醉魚草等8種植物取樣145件,在提出確定找礦有效指示植物三原則(確定性,敏感性,可行性)的基礎上,依據植物灰分與底質成礦元素相關系數、植物灰分富集系數和襯度系數,較全面地分析和評價了8種植物的找礦功能;討論了其異常的分佈與斷裂帶、蝕變帶、礦化帶以及工業礦化(礦體)之間的關系,並指出了其找礦意義。
  6. It is found that the degree of mineralization and metamorphic coefficient and conversion potential of formation water, the fault is zone of sluicing of atmospheric infiltration water flowing from basin west margin to east ( centripetal flow ) and sedimentary compaction water flowing from qija gulong depression to west ( centrifugal flow )

    通過地層水礦化度和變質系數等參數的分佈規律及一系列折算水位剖面圖的分析發現,該斷裂對水是不封閉的,並且是盆地西緣大氣滲入水向東流動(向心流)及齊家古龍坳陷沉積壓實水向西流動(離心流)的共同泄水帶。
  7. Hygroscopic coefficient and wilting point of salt - affected soils in jingdian irrigation zone, gansu

    甘肅景電灌區鹽化土壤的吸濕系數與凋萎濕度及其預報模型
  8. After the observation and analysis on the uniformity coefficient of irrigation and the distribution of soil moisture under each different treatment, a result was got that 35cnrs embedded depth is comparatively appropriate for vegetable cultivation for the high uniformity coefficient and the vegetable cultivation for the high uniformity coefficient and the concentrated distribution of irrigation water in the main root zone

    通過對各處理灌水均勻度和土壤水分分佈的觀測、分析,認為滲灌管埋深35cm時對蔬菜栽培是比較合適的。此時灌水均勻度高,灌溉水大部分分佈在蔬菜主要根系區。
  9. The simulation result shows that vadose zone can rigorously retard those nuclides with vigorous adsorbility, i. e. the bigger the nuclide decay coefficient is, the more the nuclide is retarded in vadose zone and the less the nuclide concentration in aquifer is, and that the distribution coefficient directive affects the form of the nuclide concentration curve in an aquifer

    數值模擬結果表明:包氣帶對于吸附性較強的核素具有很大的阻滯作用,對于低分配系數的核素阻滯作用較弱;衰變系數對含水層中核素的遷移起到了重要作用,隨著衰變系數的增大,地下含水層中的核素體積濃度逐漸降低,並且分配系數的大小直接影響著核素在含水層中體積濃度分佈曲線的形狀。
  10. The text lays particular emphasis on the evaluation of the groundwater, involves the groundwater type, groundwater chemical characteristics, the amount of the water resource and the natural groundwater amount by using the method of numerical model after the calculation of the parameters, such as transmissivity, the coefficient of the flexible water release, with the data of the pumping test in the research zone

    採用visualmodflow地下水軟體進行數學模型的求解。在地下水流數學模型識別和驗證后,設計了兩種方案進行了地下水的預報。應用同位素分餾原理和質量守恆定律,確定不同含水層中地下水的成因及形成條件,建立本研究區地下水系統的水循環模式;採用模糊綜合評價方法對研究區內的水質進行了評價。
  11. Introduced the coefficient of sweep zone, the condition of complete coverage of circumference for the pipeline has been extensive studied for a few types of sensor carriers, such as multi sensor array, multi rotating sensor array and single sensor rotating reflector

    首次引入掃描帶重疊系數的概念,建立了多探頭陣列式、多探頭旋轉式和單探頭旋轉反射鏡式檢測頭的不漏檢條件。
  12. Abstract : in the internal circulating fluidized bed, there exist the moving zone, fluidizing zone and heat transferring zone with different fluidized air velocities. the convection heat transfer coefficient of immersed tube in the heat transferring zone is impacted by the velocity of the moving zone nearby and its data and change trend are obviously different with those of the common bubbling bed. the maximum heat transfer coefficient is evidently higher than that of the bubbling bed. as the bed materials have not been fluidized in the heat transfer zone, the coefficient has increased highly. the curve of that changes gently, feasilble to control the combustion intensity in the fluidizing zone

    文摘:垃圾焚燒系統中,內旋流流化床存在不同布風速度的移動區、流動區和換熱區,處于換熱區的埋管的對流換熱系數受附近流動區氣流參數的影響,其變化趨勢及數值大小與普通鼓泡型流化床之間有明顯不同:最大的對流換熱系數明顯高於鼓泡床;換熱區尚未流化時,對流換熱系數已經大幅提高;整條換熱曲線的變化比較平緩,易於流化床濃相床內換熱。
  13. We discussed the main characteristic parameters of seismic kinesiology and dynamics of mine engineering fracture zone, including relative amplitude, phase time of wave crest, similarity factor, principal frequency band energy, 3 - d space time gradient and coherent coefficient et al., and puts forward the processing method of 3 - d seismic characteristic parameters about denoise - smoothing, generalization, correlation analysis, characteristic transformation ; and presents the method of pattern recognition of mine engineering fracture zone

    摘要本文從時間域、頻率域、三維空間域介紹了礦山工程裂隙破碎帶主要的地震運動學、動力學屬性參數,包括相對振幅、波峰相位時間、相似系數、主頻帶能量、二維空間時間梯度和相干系數等,提出了礦山工程裂隙破碎帶三維地震屬性的去噪平滑、歸一化、相關分析、特徵變換的處理方法以及裂隙破碎帶的模式識別原理與方法,並用實例說明了該方法的應用效果。
  14. The minimum shear resistance of beams in the paper is close to the one in the code for design of concrete structures " gb50010 - 2002 '. according to the actual project, the destroy of 448 kinds of beams are analyzed by computer by taking account of the effective coefficient " " of the strength of concrete confined by hoops, the relationship with the section property of beams, the critical point of the arch - rib failure transiting to the shear - compression failure which is advanced in the anti - theory, and the contribution to the beam ' s shear resistance of the concrete in the shear - compression zone

    引用箍筋約束混凝土的有效系數,利用其與梁截面特性的關系並結合理論分析中提出的梁剪壓破壞與斜壓破壞的分界點,同時考慮了剪壓區混凝土的抗剪貢獻,從工程實際出發,編程擬算了448種梁構件的破壞情況,計算結果表明,梁發生在剪壓破壞范圍內的最大抗剪承載力值比混凝土結構設計規范gb50010 - 2002值略高。
  15. In the thesis the low drag - low noise optimization of the vehicle main form design is realized, main accomplishments are as follows. researched the knowledge of drag and flow noise, the parameters of the boundary layer are calculated by the hess - smith method and boundary layer momentum integral method. the calculation of the length of transition zone and change in boundary layer displacement thickness between laminar and turbulent states in the transition is improved, then the drag coefficient and self - noise from the transition zone are calculated as the objective functions of the optimization

    主要研究內容和成果如下:對航行器繞流流場進行分析,深入研究了阻力和流噪聲產生機理,建立了阻力系數和自噪聲的評估數值計算模型;採用物面分佈源匯法和邊界層動量積分法對繞流流場的流體動力參數進行計算,改進了轉捩區長度和邊界層位移厚度的計算,應用於航行器頭部駐點自噪聲的計算;最後設計了阻力系數和自噪聲數值計算程序模塊。
  16. The diagonal flow fan has both the advantages of axial flow type and that of centrifugal type, the former of which is large coefficient of mass flow, high efficiency, and the latter is large pressure coefficient, wide span of work condition. consequently the diagonal flow type is a perfect selection for the performance zone which both the axial flow type and the centrifugal type ca n ' t reach, ant it has great value for engineering application

    斜流式風機不僅兼有軸流式風機大流量系數、高效率的優點和離心式風機高壓力系數、工作范圍寬廣的優點,因而在軸流式和離心式均不能覆蓋的性能區,斜流式風機是一種理想的選擇,有著較強的實用價值。
  17. Study shows that great rainfall influences soil slope safety factor markedly, magnitude of rainfall intensity has a great influence on slope safety factor for steep slope under certain coefficient of saturated conductivity, the surface plant roots affect unsaturated zone seepage field distribution and postpone unsaturated zone moisture content ' s increase, so the soil slope safety factor is enhanced finally

    分析結果表明,在土體飽和滲透系數一定的條件下,強降雨對土坡穩定系數影響顯著;土坡越陡,降雨強度大小對土坡安全性影響就俞顯突出;土坡表層植物根系的存在影響非飽和區滲流場分佈,可以延緩非飽和區含水量的增大,土坡穩定系數得到提高。
  18. The soil - water characteristic curve, the coefficient of saturated hydraulic conductivity and the initial state of medium ; in the paper, the influence of rain infiltration on the slope stability is discussed, which is very helpful for forecasting slope stability in raining seasons and designing slopes in deep unsaturated zone

    )介質的本身性質,如土水特性曲線、飽和滲透系數、及介質的初始狀態;通過本文的研究,初步分析探討了降雨入滲對邊坡穩定性的影響,為在雨季邊坡失穩的預報和具有深厚非飽和區的邊坡的設計提供了科學的依據,具有一定的工程意義。
  19. This paper proposed a multizone and multidimensional radiation heat transfer model of g4135 diesel engine, including a combustion chamber space zone - model, a radiate temperature model, a radiate emission coefficient and an absorption coefficient model

    摘要對g4135直噴式柴油機建立了一個輻射多區多維模型,包括缸內工質的幾何空間模型、輻射溫度模型、輻射發射系數、吸收系數以及燃料油滴的散射系數模型。
  20. The new concepts, such as the active supporting coefficient, the coefficient of strength utilization, the coefficient of pretensioned bolt length, the effective compressive zone, the coefficient of pretensioned stress diffusion, the framework and mesh structure of the effective compressive zone, and the critical supporting stiffness were put forward

    提出錨桿主動支護系數、強度利用系數、預應力長度系數、有效壓應力區、預應力擴散系數、有效壓應力區骨架網狀結構及臨界支護剛度等概念。
分享友人