非对称的

The research achievement can be applicable to the electrohydraulic servo system with asymmetric or symmetric cylinder.

本文不仅是数字控制的基础理论研究，同时也是电液伺服系统数字化的应用研究，其研究成果同样适用于具有对称缸或非对称缸的电液伺服系统。

VPN cryptographical system is concerned with cryptographical technology,authentication technology and VPN implementation protocols. Symmetrical cryptographical algorithms,Non-Symmetrical cryptographical algorithms and Domestic cryptographical algorithms are discussed.

在加密技术方面，本文对对称加密算法、非对称加密算法以及国内专用密码算法做了详细的讨论和比较；在认证技术方面，本文比较了基于口令的认证方法、智能卡认证方法、CHAP认证方法、RADIUS认证方法、Kerberos认证协议和数字证书的认证方法；在VPN实现协议方面，本文对PPTP／L2TP协议、IPSec协议、SOCKS协议以及MPLS协议进行了讨论和比较。

Asymmetric self-organizing methods can be used to solve non-Euclidean optimization problems such as asymmetric TSP and max-cut problem.

新的自组织模型可以求解一般的非坐标TSP问题和非对称TSP问题，以及最大割集问题。

In Laplace space, the exact element stiffness matrix of the axial, torsional and bending vibrations of cone-shaped and symmetrical closed thin-walled bars are derived. By use of variation principle, the element stiffness matrix of the coupling vibrations of an asymmetrical closed thin-walled bar is also given.

在拉氏空间中导出了锥形杆件和对称闭口薄壁杆件的轴向、扭转和弯曲振动的精确单元刚度矩阵，应用变分原理也给出了非对称闭口薄壁杆件耦联振动的单元刚度矩阵。

The effects of the stiffness and location of the connection to the seismic response of the structures are analyzed.

对对称双塔连体结构和非对称双塔连体结构的动力反应进行了对比研究，分析了连体设置与否对这两种结构的地震反应的影响。

And many kinds of ways that any summable functions expande to FOURIER progression in symmetrical and dissymmetrical area that was defined , and

以及定义在对称和非对称区域上的任意可积函数展开成FOURIER级数的各种方法，并以典型算例说明其在数学中的应用。

Based on the previous work, two expansion formulas of fully symmetric wave function for describing three bosons in different orbits are obtained, which can be used to calculate the nuclear specturm.

在前人已有成果的基础上，给出了三玻色子在不同轨道上时全对称波函数的非对称展开式，这种展开式可直接用于核潜的计算。

For metal lens, we analyze the characteristics of imaging in the same way with left-handed lens, we separate the metal imaging system into to part : symmetric and asymmetric structure.

此外在金属成像的部份，我们利用同样的方法来探讨金属透镜的成像特性，并将金属成像系统分为对称结构与非对称结构分别来讨论。

When towed fish is towed in the direction perpendicular with the lineation of hinge line of sand waves, the wave length and dipping angles, can be determined from the sonar image at nadir. Under the circumstance, whether the shape of the sand wave is symmetric or not can be shown and the main direction of sediment transportation can be pointed out.

依据相对大尺度的砂波，在拖鱼指向与砂波脊线成大角度斜交时，该波形可在拖鱼正下方影像显示，并且可以辨识该波长与坡倾角，以判定此砂波为对称波形，或非对称波形，来指示沉积物的净搬运方向。

The detailed works are as follows: 1. Realization of numerical simulation for rotationally asymmetric sound absorbent structures by finite element method.

具体工作在如下两方面：(1)具有旋转对称腔体和非对称基材单元的水下吸声结构声学特性在数值仿真的实现。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。