黑度

  • 网络Black;blackness;emissivity;Darkness;black level
黑度黑度
黑度 [hēi dù]
  • [density] 照相软片变黑的程度或正的透明度,约与每单位面积的金属银或染料的质量成正比

  1. 基于DSP和BP的烟气林格曼黑度监测

    Monitoring of smoke Ringelmann black degree based on DSP and BP

  2. 基于BP的烟气林格曼黑度级测量研究

    Research of the Application of BP in the Measurement of Smoke Ringelmann Black Degree

  3. 缺陷定位的方法主要有黑度法、体视法、工业CT及视差法等,其中视差法相对于其它几种方法,以其操作简便、适用范围广而得到了普遍应用。

    The methods of location defects include : Density Method , Stereo-scope Observing , Industrial CT and Parallax .

  4. 活性橙1,2与活性黑KNB分别以1:4.95、1:4.73的配比拼色可以使活性黑KNB的乌黑度大幅提高。

    The blackness of Reactive Black KN-B was greatly improved if Reactive orange 1 and 2 were shaded with Reactive Black KN-B in the proportion of 1: 4.95 and 1: 4.73 respectively .

  5. 在简单的三维电子光子级联理论方程(乳胶室观测用)的基础上计算了在x光片上簇射黑斑黑度和能量的关系DEt,并介绍了应用的方法。

    On the basis of expedient equation of three-dimensional electron-photon cascade shower development in emulsion chambers , a calculation has been made of the relation D-E-t among the spot darkness , shower energy and depth , Practical application procedures are summarized and discussed .

  6. 活性黑5(活性黑KN-B)是活性染料中产量最多、用途最广的一种染料,但是最大的不足是乌黑度不高。

    Among the reactive dyes , Reactive Black 5 ( Reactive Black KN-B ) is the most versatile dye with the largest production volume . But its main drawback is not black enough .

  7. 结果是:采用Cibacron黑LS-N和黑W-NN染色,具有提升性能好、乌黑度高、耐洗和耐摩擦牢度好等特点。

    The results show that Cibacron Black LS-N and Black W-NN have such advantages as good building up properties and blackening , excellent fastness to washing and rubbing .

  8. 结果表明,皮革黑LR-N渗透性好,所染皮革黑度好,耐干/湿摩擦牢度高,适于正面革及轻涂饰革的染色,本文还制定了单独用皮革黑LN-R染黑色革的工艺。

    The results showed that Leather Black LR-N was acceptable for leather dyeing with good penetrability , color depth and fastness to dry / wet rubbing . The dyeing technology of Leather Black LR-N was outlined .

  9. 雌性大鼠颌下腺EGF-IR、IL-2-IR细胞的平均黑度明显低于雄性大鼠(P<0.01)。

    3 ) The mean black degree of EGF - and IL-2-IR cells of female rats was less than those of males obviously ( P < 0.01 ) .

  10. 给出了NNU-4闪烁增强屏天津X-Ⅲ胶片显示、记录系统在常温和低温下的黑度辐照量特性曲线。

    Darkness as a function of exposure is presented for the detecting and recording system , NNU-4 scintillator intensifying screen and Tianjin X - ⅲ film at low and room temperatures respectively .

  11. 本文采用二次样条函数插值法读取Lobo-Evans图解法中所使用的计算气体黑度和烟气带走热量图,并编制了圆筒炉、立式炉的设计核算程序。

    In this paper , quadratic spline-function interpolation is applied for reading the gas emissivity and fractional heat in flue-gas diagrams in the Lobo-Evans method , and a computer program for designing a tubular heater is developed .

  12. 炉壁黑度对炉膛辐射换热影响的研究

    Effect of Furnace Wall Emissivity on Radiation Heat Transfer in Furnace

  13. 测微光度计测量光路对谱线黑度值测定的影响

    Effects of Microphotomete ′ s Light Path on Spectral Line Blackening

  14. 循环流化床锅炉火焰温度及黑度图像检测

    Detection of flame temperature and emissivity image in a CFB boiler

  15. 核乳胶片上测定的黑度&径迹密度定标曲线

    Darkness & track density calibration curves determined on nuclear emulsion plates

  16. 燃煤锅炉中火焰黑度的在线检测与分析

    On-line Detecting and Analysis of Flame Emissivity in Coal-fired Boilers

  17. 固体表面热辐射率(黑度)测定

    The Measurement of Total Thermal Emissivity of a Solid Surface

  18. 二是降低烟尘初始排放量和烟气黑度。

    Two is to reduce soot initial emissions and blackness .

  19. 水泥熟料的黑度与成分间关系的研究

    Study on the Relationship Between Emissivity of Cement Clinkers and its Composition

  20. 壁面黑度对燃烧温度、燃磷塔出口平均温度和壁面热流的影响近似呈线性规律,对燃烧温度影响作用较弱。

    The wall emissivity has a small effect on the combustion temperature .

  21. 射线照相检测辐射场的黑度分布及影响因素

    Film Density Distribution of Radiation Field and Affection Factors in Radiographic Testing

  22. 暗室处理用黑度识别卡的制作与应用

    The Manufacturing and Application of Blackness Identification Cards Applied in Darkroom Process

  23. 炉壁黑度对火焰炉能耗的影响

    Influence of wall emissivity on energy consumption in oven

  24. 烟气黑度多媒体联网监测系统

    Smoke detect system with multimedia technique and network support

  25. 光谱法测量煤粉火焰温度和黑度的研究

    In-situ measurement of temperature and emissivity of pulverized coal flame with spectrum analysis

  26. 偏心周向曝光法透照厚度比和黑度的控制

    The Control for Transmission Thickness Ratio and Density with Off-centre Circumferential Exposure Method

  27. 热轧钢材真温度和黑度同时测量的试验研究

    Experimental Study on Simultaneous Measurement of True Temperature and Emissivity for Hot Rolling Steels

  28. 基于林格曼黑度的烟囱排放自动监测分析系统的研究与实现

    Automatic Monitor Analysis System for Chimney Emissions Researching and Implementation Based on Ringelmann Blackness

  29. 圆筒腔壁的表观黑度计算红树植物地面反射光谱特征研究

    Research on Mangrove Canopy Apparent Spectral Reflectance Characteristics

  30. 高黑度复合型炉衬与节能

    High Blackness Multiple Furnace Lining and Energy Saving