1.
Application of Two-Times- Adjustment in Accuracy Estimation of EDM

二次平差法在测距仪精度估计中的应用
2.
Application of Two-time-weighting Adjustment in Triangulateration Network

二次定权平差法在边角网平差中的应用
3.
Research on NC Machining of Plane Parametric Curve Based on Difference Interpolation of Conic Spline
基于二次代数样条差分插补的平面参数曲线数控加工
4.
C/CSO(Carrier to Composite Second Order Beat ratio)

载波复合二次差拍比
5.
second-order homogeneous nonstationary process

二阶齐次非平稳过程
6.
Study on Meshing Analysis and Meshing Control of Double-enveloping Hourglass Worm-gearing Affected by Misalignment Errors and Load-dependent Deformation
制造误差与承载变形耦合条件下平面二次包络环面蜗杆的啮合分析与啮合控制研究
7.
On the Question of Admissibility of Quadratic Estimators of Error Varuance in a Linear Model
线性模型中误差方差的二次估计的可容性
8.
Two-Dimensional Numerical Simulation of the Two-Phase Flow in Rectanangular Secondary Settling Tanks
平流二次沉淀池两相流二维数值模拟
9.
The resulting residual chromatism is known as secondary spectrum.

所得到的剩余色差叫做二次光谱。
10.
Marking Technique and Secondary Development of Dimension Tolerance in AutoCAD2000;

AutoCAD2000中尺寸公差的标注技巧与二次开发
11.
Influence of Secondary Phase Error to Image Quality for FMCW SAR

二次相位误差对FMCW SAR成像质量的影响
12.
Inner point and exterior point of a quadric and its plane of the type of contact plane;

二次曲面的内、外点及切平面型平面
13.
The Random Error Variance Consistentestimate of Measure Error Quadratic Multinomial Regression Model
测量误差二次多项式回归模型随机误差方差的相合估计
14.
Nonlinear Least Squares Surveying and Mapping Adjustment by Parameters and Spatial Data Error Analying;
非线性最小二乘测量平差与空间数据误差分析
15.
Binary Sequence Pair Sets with Zero Correlation Zone from Quadratic Difference Set and Difference Set Pair
由平方剩余差集与差集偶构造二元ZCZ序列偶集
16.
The Way of Conditional Adjustment with Parameters in Two Dimensional Coordinates Transformation
二维坐标转换的附有参数条件平差法
17.
Blending of Quadric and Cubic Implicit Algebraic Surfaces along Planar Sections;

二次与三次隐式代数曲面沿平面截口光滑拼接
18.
Nonexistence of Polynomial First Integrals for Quadratic Planar Vector Systems

平面二次向量场多项式首次积分的不存在性