• 长江地带工业核心地区许多私营制造商承受经济二次萧条所带来的冲击

    Bearing the brunt of any double-dip recession would be the many private sector manufacturers in the industrial heartlands of the Yangtze River Delta region.

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  • 拐弯抹了:看起来像是萧条前兆

    Let's not mince words: This looks an awful lot like the beginning of a second Great Depression.

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  • 研究具有块三结构非线性切换系统任意切换全局二次稳定性

    The problem of global quadratic stability of switched nonlinear systems in block-triangular form under arbitrary switching is addressed.

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  • 研究结果表明通过优化有效降低二次漩涡风机结构、尾流-射流正冲造成能量损失提高了离心通风机性能

    The results show that the performance of optimized fan is improved by lowering the energy loss which caused by the secondary flow vortex, the volute tongue, the wake-jet and the angle of attack.

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  • 然后介绍一、二次风速,旋流叶片空气比例系数等参数选择制造材料

    Selection of the primary and secondary airflow rate, the guide Angle of the blade, the primary air ratio as well as the material for manufacture of the burner nozzle are given.

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  • 流体在压差作用下,流经中心线成任意转轴匀速旋转的圆管时由于的作用,垂直于中心线的截面内将产生二次

    While an incompressible liquid flows through a rotating inclined-tube with a constant pressure gradient the secondary flow due to Coriolis Force appears on cross section of the tube.

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  • 第二中,我们采用截断多项式函数函数解析给出直线圆弧二次曲线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.

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  • 推导高能电子入射金属有效二次电子发射系数的表达式,它与入射余弦近似成反比。

    This paper derived the formulation for the real efficient emission coefficient of secondary electron under the condition that high energy primary electron incident on metal obliquely.

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  • 同位素效应溅射效应,还是溅射效应?

    Is the isotope angular effect the primary or the secondary sputter effect?

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  • 给出加权不等式简单推论,由之简捷地推导出一些新的涉及内部一点二次不等式

    This paper presents a simple deduction of an inequality for heavy weighted triangles, and with it some new quadratic inequalities of three variants at any point within a triangle.

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  • 分析了小圆圆筒成形工艺性,利用成本较低、塑性采用次冲压工序完成拉伸复合

    Adopting once punching process and using fewer cost and worse plasticity leftover material finish twice drawing of compound die.

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  • 给出一种基于加权二次误差度量的三折叠算法简化网格模型

    A triangle collapse algorithm is presented, which is based on internal angles weighted and quadric error metrics to simplify mesh models.

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  • 加工允许范围螺旋较大数值能够较好地改善啮合性能从而发挥二次包络TI蜗杆传动优势

    Within the range of machining, if the helix Angle adopts a bigger value, it may improve the meshing performance and develop the advantages of double enveloping TI worm gearing.

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  • 讨论了泵浦束发散谐波转换效率影响

    We have also discussed the effect of the beam divergence on the second harmonic conversion efficiency.

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  • 介绍了离子束刻蚀二次效应图形轮廓以及离子束刻蚀入射图形侧壁陡度的影响。

    The influence of quadratic effect of ion-beam etching on pattern profile and the influence of ion-beam etching incidence Angle on slope of pattern sidewall are studied.

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  • 常规有限元和动态有限元算了一个悬臂弯曲固有频率。

    The First six natural frequencies of a cantilevered triangular bending plate are calculated both by the conventional finite element and by the second order finite dynamic element.

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  • 本文利用奇点概念,提出分布单元,进行绕任意三维物体的势计算,并得到了计算所需要的一系列积分公式。

    This paper presents a method for evaluating the flow about an arbitrary three-dimensional body using the submerged patches of triangular elements with quadratic variation of source strength.

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  • 结果表明: 等径道挤压二次加热等温处理适于AZ91D镁合金制坯方法, 加热温度坯料的组织有很大影响。

    The results show that reheating the AZ91D magnesium alloy extruded by an equal channel die is a kind of good method of preparing AZ91D magnesium alloy billets.

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  • 对线加速度计辅助惯性姿态测量误差分析表明,测量误差加速度计噪声二次积分离散化、信标噪声加速度计频率特性误差组成。

    The error analysis shows that the measurement error is caused by the noise of the accelerometer, discrete double integration, noise of beacon and frequency characteristic error.

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  • 本文寻找种精确入射反射系数入射变化的方法入手,提出一个泊松比有关的二次多项式。

    The authors'attempt is to find out an approach by which reflection coefficients can vary with incidence when large incidence is best fitted.

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  • 此基础上,对LB膜样品进行入射透射二次谐波产生研究。

    Transmitted SHG signals were measured on a stilbazium salt LB monolayer with variable angle of incidence.

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  • 楦头撑台上升设计配合扫加热装置增进结帮效果使成品平坦提高鞋子品质

    XuanTou hold a second rise pressure design with the sword, and increase the heating device and side effect finished flat not hair Angle, improve quality shoes.

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  • 楦头撑台上升著设计配合扫刀加热装置、增进结帮效果,使用成品平坦不发提高鞋子品质

    The second time and pressing of the last supporter works with the wiper heating device to increase the lasting effect. SmoothThe lasting areas and upgrade the quality of the shoes.

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  • 文中还定义了平面单连通多边形区域所谓分层剖分,并确定了此剖分下二次样条空间的维数。

    Then, a new kind of so-called stratified triangulation of a simply connected planar polygonal region is introduced.

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  • 为了解决这些问题,采用二次tin通过矢量使计算模型简单化,以便于计算机自动化实现

    To solve it, secondary TIN construction was conducted to simplify the calculation mode by solving vector triangle calculation so as to facilitate the automatic realization by computer.

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  • 标准模糊系统基础上提出了正规二次多项式正规三函数为基函数两类标准模糊系统。

    This paper establishes the standard fuzzy systems with partition of normal quadratic polynomial membership functions and normal trigonometric membership functions.

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  • 今年3到5月份是非洲部分地区雨季,但这轮雨水同样未能降临,不过原因有所不同

    That part of the Horn of Africa has a second rainy season from March through May. Mr. Thiaw says that one failed, too, but for different reasons.

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  • 今年3到5月份是非洲部分地区雨季,但这轮雨水同样未能降临,不过原因有所不同

    That part of the Horn of Africa has a second rainy season from March through May. Mr. Thiaw says that one failed, too, but for different reasons.

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