1、

By structure the bounded cubic systems in the plane, we prove that: 1) the system ( 1) have distribution of critical point with 5-4 ( 5 critical points with index+ 1 and 4 critical points with index-1), 3-2,2-1,+ 1;

通过构造有界的平面三次系统,证实了(1)其有限奇点的5-4(5个奇点指标为+1,另4个奇点指标为-1)、3-2、2-1、+1四种分布均可实现;

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2、

A method for generating the plane parametric cubic curve passing through three points

经过三点的平面参数三次曲线的生成方法

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3、

On the Representation of Plane Cubic Curve in Lattice and Polarization

关于三次平面曲线的点阵表示及配极对应

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4、

Coefficient Condition of Local Topological Structure for Plane Homogeneous Cubic System

平面齐三次系统局部拓扑结构的系数条件

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5、

Maximum principal curvature of structural plane;

构造面最大主曲率;

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6、

The quantities ba β are the covariant components of a plane tensor, called the curvature tensor of the surface.

baβ是“平面张量”的协变分量,叫做该曲面的曲率张量。

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7、

Boundary value method on the analysis of plane curved bar

平面曲杆分析的边值法

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8、

Bending differential equation for plane curved bar

平面薄曲杆无伸长弯曲微分方程

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9、

Conditions for No Soil Push by Outside of Front Cutting Surface on Plane Curved Blade

平面型弯刀正切面外侧不推土条件

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10、

Applicability of Plane Curvilinear Motion Acceleration Formula to General Curvilinear Motion

平面曲线运动加速度公式在常见曲线运动中的适用性

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11、

Combined with 3D solid modeling, the classification of cutaway drawing and cutaway plane are introduced.

结合三维实体造型的特点,介绍了剖视图与剖切面的分类。

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12、

A New Method for Calculation Shear Plane Area in Oblique Cutting with Double Edge

新的斜角非自由切削剪切面积计算方法

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13、

The paper proposes a new method for calculating shear plane area based upon a new oblique cutting model with double edge.

根据新的斜角非自由切削模型,本文提出了新的剪切面积计算方法。

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15、

Investigators are focusing on the idea that an oxygen cylinder might have exploded mid-flight, ripping a hole in the side of the plane.

调查者聚焦的问题点是:一个氧气瓶可能在航行中爆炸了,在飞机的里面撕裂一个洞。

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16、

To eliminate the chattering of variable structure control ( VSC) in missile servo system for attitude control, the control law was expanded from second-order to n order on the basis of status trace and variable plane included angle.

为消除导弹姿态控制伺服系统变结构控制中的抖振,在状态轨迹与滑动平面夹角变结构控制律的基础上,将原来的二阶系统扩展为n阶。

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17、

Schmid value of basal plane increased when sheet was under tension or compression deformation. Therefore, basal slip system became easier to start.

板材在拉压变形时基面Schmid因子增大,基面滑移系在常温下更容易启动。

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18、

The intercalated anions have a critical effect on the basal plane spacing, morphologies and capacitive properties of the products.

插入阴离子对产物的层间距、形貌和电容性能起很关键的作用。

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19、

The basal plane grain will "remain" through high temperature plastic deformation because of its feature that easy to form and difficult to disappear.

其中,基面晶粒因易于生成难以消除的特点会在高温塑性变形过程中残留下来。

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20、

Large amount of Hydrogen was disadvantage to the basal plane orientation, but it is helpful for the c axis paralleling to the substrate.

大量H的存在不利于基面平行衬底的取向的发生,但能够满足c轴平行衬底的条件(在一定偏压下)。

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