面积法

miàn jī fǎ
  • area method
面积法面积法
  1. 光弹性测定应力强度因子K1的双参数面积法

    A Biparametric Area Method for Determining Stress Intensity Factors K_1 by Photoelasticity

  2. 以上海市中心城区为例,详细阐述了阴影面积法在图像处理软件及GIS技术支撑下的实施方案。

    The shaded area method has been implemented for estimating urban FAR of Shanghai central district .

  3. 扩展等面积法暂态稳定分析的FACTS控制器模型

    Facts modeling for transient stability analysis based on EEAC

  4. 应用频数分布面积法定位家蚕QTL

    Mapping QTLs in Silkworm by Distribution Area of Frequencies

  5. 本文以纳米SiO2粉末为研究对象,首次比较了三种常用的纳米颗粒粒径检测方法(透射电镜法、X射线衍射法、比表面积法)的检测结果。

    Three methods ( TEM , X-ray diffraction and specific surface area ) of measuring SiO_2 nano-particles size were compared .

  6. 纳米颗粒测试的6种常见方法分别为透射电镜观察法、X射线衍射线宽法、X射线小角散射法、BET比表面积法、离心沉降法和动态光散射法。

    The six common methods for measuring nanoparticle size are TEM , XRD , SAXS , BET , the centrifugal method and DLS .

  7. 以等面积法作为基本手段,结合3S(GIS、RS、GPS)技术探讨地质灾害易损性面评价的实现方法。

    With the basic approach of equi-area method , the method of par assessment vulnerability of geological hazard is discussed based on 3S technology .

  8. 同时用2DE的长度面积法测量左室重量;

    In2DE the masses were measured by area-length method .

  9. 初步探讨了对激光干扰CCD成像的严重程度进行量化的三种方法&饱和面积法、灰度突变元法、相关度法。

    Superficial discussion on the method of quantificationally evaluating the extent of disturbing of laser to video of CCD , such as area of saturation , chop of gray level , image correlativity .

  10. 提出了应用扩展等面积法(EEAC)暂态稳定分析的FACTS控制器统一模型,将FACTS对暂态稳定的作用通过对电力系统的串联和并联控制来描述。

    A unified model of FACTS controllers for transient stability analysis based on EEAC is proposed . The effects of FACTS on transient stability are described through the series and parallel control to power system .

  11. 作者采用基于分形理论的含量面积法来确定地球化学元素的异常下限,同时以具有强大的数据处理能力和空间信息处理能力GIS技术为平台,构建出地球化学异常的自动圈定的新方法。

    The authors introduce a new technique to delineate geochemical anomalies automatically , adopt a content-area method based on fractal theory to find the low limit of geochemical anomalies , and take the technology of GIS as the platform of mass data and space information management .

  12. 汽液相平衡数据经Herrington面积法检验满足热力学一致性。

    The VLE data were tested by Herrington method and showed satisfying thermodynamic consistency .

  13. 文中采用铺展面积法对Sn-Ag-Bi系钎料钎焊性能进行评估,结果表明在添加少量的Zn,可在一定程度上提高钎料的润湿性能,并可减少Bi的用量。

    The solderability of the solder based on Sn-Zn-Ag was evaluate by the test method of spreading areas . The results indicated that the solderability of the solder has been improved by adding Zn .

  14. 本文首先对扩展等面积法(EEAC)进行了推广研究,使之能处理多重操作时的第一、第二摇摆问题,以适应实际应用之需。

    He extended equal area criterion ( EEAC ) has been extended to the cases with multiple operations , in which both first swing and second swing stable problem can be resolved .

  15. 定义了3类随机Koch曲线岛,并分析了只有周长&面积法才可能得到第2类和第3类曲线岛的稳定分维值。L上的关系(?)

    Three kinds of random Koch curve islands were defined . It was analysed that stable fractal dimension of the second and the third kinds of the above islands could be obtained only from the perimeter area relation .

  16. 方法:对室壁不同运动状态及室腔显影不均的单、双向造影像,分别以长度面积法和视频密度法测量室腔容积和EF并与实际值比较。

    Methods : On single plane and biplane DSA images ( including cases with normal ventricular wall motion , hypokinesia and insufficient mixing of contrast medium in ventricular cavity ) the area length method and videodensitometry method were used to calculate the volume and EF respectively .

  17. 本文采用代数法和应力圆面积法对Tresca和Mises屈服理论进行了简明的定量分析比较,其结论与文献[4]、[5]和[6]相同。

    The yield criteria of the Tresca and Mises was compared using the algebraic method and method of stress-circle area . The result are the same with the literature [ 4 ] , [ 5 ] , [ 6 ] .

  18. 目的探讨近端等速表面积法(PISA)和近端球缺表面积法(PSSA)测量二尖瓣狭窄(MS)瓣口面积(MVA)的准确性。

    Objective To evaluate the accuracy of proximal isovelocity surface area method ( PISA )、 proximal segment surface area method ( PSSA )、 two dimensional echocardiography ( 2DE )、 pressure half time method ( PHT ) in measuring the mitral valve area ( MVA ) in mitral stenosis .

  19. 讨论了电子软钎料的钎焊性能及其影响因素,并采用铺张面积法对Sn-Zn-Ag系钎料钎焊性能进行评估。

    The solderability of electronic solders and effect of some factor on the solder ability were discussed . And the test method of spreading areas was used to evaluate the solderability of the Sn-Zn-Ag family of solder .

  20. 用重叠面积法计算的几何因子及其实验验证

    Calculation of Geometry Factors Using Overlapping Area Method and Experimental Verification

  21. 基于机器视觉的晶粒度面积法自动评级

    Automatic Grading of Grain Size by Planimetry Based on Machine Vision

  22. 速度面积法中不同特征点位置选择法之比较

    The comparison of selection of different characteristic points with Area velocity method

  23. 用面积法对测量疲劳裂纹扩展速率求标定曲线

    Area Measurement for the Fatigue Crack Propagating Rate Marking Curve

  24. 一种新的半变异函数拟合方法&积分面积法

    Method of integral area a new fitting of semi - variant function

  25. 缺口疲劳极限预测的半椭圆面积法

    Semi-ellipse area method of fatigue strength prediction for notch specimen

  26. 用面积法试解非面积问题

    The Use of Area-Method to Solve the Non - Area Math Problems

  27. 环境质量综合评价的新方法&多边形面积法

    A New Method of Environmental Quality Comprehensive Evaluation & Polygon Area Evaluation

  28. 绘制受弯构件内力图的快捷方法&面积法

    Quick Drawing of Internal Forces Diagram of Bending Member by Area Method

  29. 用当量暴露面积法评价矿山采场的稳定性

    Evaluating Stability of Mine Stope by Equivalent Exposed Area Method

  30. 用面积法(AUC0-8)估算受试制剂的相对生物利用度。

    The relative bioavailability is estimated by the area method .