布什于12：36分在一个无窗的会议室，在空军士兵们展开的两面美国国旗前发表了第二次讲话。
Bush made his second remarks at 12:36 from a windowless conference room, in front of two American flags dragged together by Air Force privates.
非线性回归和二次响应面模型。
分析了各种流动参数和几何参数对轴向速度、二次流动、壁面摩擦力、摩擦系数比的影响。
We analyze the effects of the flow parameters and the geometrical parameters on the axial flow, the secondary flow and the friction.
在探测器的主要灵敏面内，相对响应度与到探测器中心的距离表现为二次曲面关系。
The responsivity over the sensitive area has a quadratic relation with distance to detector center within the main sensitive area.
本文在第一次包络的基础上，着重进行了二次包络齿面接触分析，推导出了蜗杆和蜗轮齿面方程。
On the basis of the first envelope, the paper stresses on the tooth contact analysis of the second envelope, and the equations of a worm and a wormwheel flanks are derived.
提出了用二次序列响应面法分析重力坝可靠度的方法。
A method to analyze reliability of gravity DAMS using the second order sequence response surface method is described.
存在壁面移动时，二次泄漏更容易发生，但间隙流动得到改善；
When the case is moving, the second leakage on the tip of splitter happens more easier, but the flow on the cascade tip is improved.
本文在国内外首次提出并创建了近正四面体法二次定位原理。
This paper presents the principle of secondary orientating by approximate tetrahedron for the first time.
在第二章中，我们采用截断多项式函数为核函数，解析的给出点、直线段、圆弧、二次曲线和三角面片等骨架的势函数。
In chapter two, using piecewise quartic polynomial as kernel function, we give analytical convolution solutions for points, line segments, arcs, quadratic Bezier curves and triangle segments.
安德烈现在已穿上皮靴、打好领结，他一面这样说，一面轻轻地走到窗口，第二次掀起麻纱窗帘。
And, saying this, Andrea, who had now put on his boots and cravat, stole gently to the window, and a second time lifted up the muslin curtain.
另一方面又利用矩阵理论等推导出含有二次项的非线性函数的协方差传播公式的矩阵形式。
On the other hand, it also derives the covariance propagation formula of non-linear function containing quadratic term in matrix form using the matrix theory etc.
分析了偏心距和旋转对于二次流以及轴向速度分布的影响，同时给出了平均摩擦系数和壁面摩擦力的分布。
Effects of eccentricity and rotation on the secondary flow and maximal axial velocity were analyzed, and the average friction factors and the wall friction distributions were also presented.
另一方面，引力场的能量动量又可以表示为平移规范场强的二次齐式因而在广义坐标变换下协变。
On the other hand, it can also be expressed in terms of the translation gauge field strength and therefore is covariant under general coordinate transformations.
结合工程应用实例阐述了平面二次包络弧面蜗杆传动的设计思路与应用方法，得到较为理想的结果。
This paper expounds the design thinking and application method of the plane twice covered curve worm drive combined the engineering example, and gains the astisfied result.
提出了一种新的测量温度场的光学方法，即像面全息二次曝光法。
A new optical method of temperature field measure using image plane hologram with two times of exposure is presented.
本文运用SAS软件中的二次响应面回归和聚类分析方法，研究了抑郁症临床症状与事件相关电位之间的相互关系。
In this paper, we study the correlativity between depressive clinical symptoms and event related potentials by the methods of response surface and cluster analysis in SAS.
本文提出一种全新的，可推广至一般二次曲面的旋转抛物面实时成象的等灰曲度线算法。
This paper presents a new algorithm for realtime generation of rotating paraboloid images, which can be extended into quadric surfaces.
对于复杂非线性隐式极限状态方程的结构可靠度计算，该方法比传统的二次响应面法误差小、精度高。
For structural reliability analysis of complex nonlinear implicit limit state equation, this method had lower error and higher precision than the traditional quadratic response surface method.
避免了冷却水的二次污染。模面热切额物料颗粒外观圆滑、饱满、美观。
The cooling water to avoid secondary pollution. die face material particles sleek look, full and beautiful.
在两个二次回转曲面体相贯线的求解中，辅助面法是常用的图解方法。
Auxiliary surface is commonly used as a graphic solution for the projections of the intersection line of quadratic cambers of revolution.
前言：为了保证一种既有斜齿轮又有直齿轮零件在注塑成形后能顺利脱模，给出了一套一模两位，点浇口进料，旋转脱模，胶套式二次分型的双分型面注射模的设计。
To make sure that a plastic part with helical gear and spur gear can be demoulded successfully, an injection mould is designed with double parting faces, point gate feeding and rotating demould.
介绍了综采割煤二次负压降尘装置结构、工作原理以及在朔里煤矿综采工作面使用情况。
Author introduces the structure and the working principle of the secondary dust removal device with negative pressure as well as the application to fully mechanized mining face in Shuoli colliery.
本算法适用于平面多面体，通过面域作为中介，容易实现与模型引导方法的融合，从而拓展到二次曲面体的重。
This algorithm can deal with polyhedral model only, however, with the introduction of face region, it can be combined with model o.
二维平行壁面剪切流动进入混沌的现象可用含二次非线性项的强迫振动方程来描述。
The bifurcation and chaotic process of two-dimensional parallel wall shear flows are described by the forced oscillation equation containing a square nonlinear term.
研究了高宽比和壁面粗糙度对压力损失、二次流动和紊流强度的影响。
The influences of the aspect ratio and wall roughness on the coolant flow characteristics, which mainly involve pressure loss, secondary flow and turbulence intensity, were investigated.
本文总结了CAD系统中型面缺陷形成原因和类型，并通过UG二次开发的方法，开发出一个缺陷修复模块，实现了覆盖件型面缺陷检测和修复的功能。
This paper summarizes the causes and types of defects in the CAD system, developed a defect repair module for defect detecting and repairing by using UG further development.
计算结果表明，在弯管小曲率半径壁面附近，由于膨胀稀疏作用，爆轰波强度减弱，在局部出现前导激波与放热反应区的解藕以及二次起爆现象；
From the numerical results it is observed that as the curvature of the bend changes, different detonation phenomena occurred along the wall of the bended pipe.
另一方面从烃源岩的成熟度变化、地层推覆倒转剖面两方面证明二次生烃在本区存在，但不同剖面之间、同一剖面不同层系之间二次生烃现象存在差异。
The study on the maturity change of the organic matter validates secondary hydrocarbon generating, but different sections or beds of the same section have some disparity.
在单因素试验基础上，利用二因素中心组合设计原理及响应面法分析建立二次回归模型。
Based on the results of single-factor experiments, a quadratic regression model was established with the help of two factors central composite experimental design and the response surface method.
本文阐述了平面二次包络弧面蜗杆传动的几何特征，引用数学方程对这些特征加以说明，进而提出了啮合参数选择原则。
In this paper, the geometric characteristics of worm drive with double enveloping arc surface machined by datum-plane tool are stated.
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