Making use of the polar coordinates and vector-algebra carried out the universal formula of the magnetic induction intensity at the focus of the polar coordinates plane curve electric current. 利用极坐标系及矢量代数对极坐标系下的平面曲线电流,在其极点处的磁感应强度进行了推导,得到了此类问题的通用公式。
Applying the definite method and indefinite method, the universal development characteristics of side fractural structure plane are analyzed according to development background, geological characteristics and other engineering characteristics. 利用确定性与不确定性分析方法,从侧裂结构面发育的背景、地质特征和其它工程性状特征几个方面对侧裂结构面的总体发育特征进行了分析。
As a universal software, AutoCAD has a powerful function in drawing and edit in plane as well as in three-dimensions. AutoCAD作为一个通用计算机辅助绘图与设计平台,有着强大的二维、三维绘图编辑功能。
The implementation of the method has a universal reference value for the measurement and control within the same plane position. 该方法的实现,对平面内位置的测控具有普遍的参考价值。
The universal expresses of irradiance intensity distribution on the hologram and the reconstructed real image plane are derived from a general model of in-line holography of particle fields in this paper. 本文从一般模型出发,导出了微粒场远场同轴全息图和再现实象面上的光强分布的普遍表达式。
In this paper, the universal finite element analysis software ANSYS is used to establish a spatial solid finite element model for the irregular shape PC box girders and the structural behavior of the girders is comparatively studied in accordance with the calculation results of the plane beam element. 介绍采用通用有限元软件ANSYS,对预应力异形箱梁建立空间实体有限元单元模型,并结合平面梁单元计算结果对比研究其结构受力特性。
In the present paper, with the aid of universal material test machine and split Hopkinson press bar, a relative simple testing method has been established for the testing of dynamic plane strain fracture toughness in concrete. 本文利用万能材料实验机和霍普金森压杆实验装置,建立了一套测定混凝土材料动态平面应变断裂韧性的较为简单的实验方法。
In this article a novel universal method for solving the inverse problem and hybrid problem of types A, C and D is proposed, a new image plane ξ-η being introduced. 本文提出了叶栅气动反命题和A型、C型及D型杂交命题的新解法。为此,引进了一种新的映象平面ξ-η。
Based on the universal k-ε turbulent model, we trace free surface with the volume of fluid ( VOF) method for taking the character of distinct surface elevation, and establish a two-dimensional model of vertical plane turbulent jet discharged from bottom of shallow water. 以kε紊流模型为基础,针对浅水环境垂向射流的水面会有明显突起情况,采用VOF(Volumeoffluid)方法追踪自由面,建立了适合浅水环境垂向平面紊动射流的二维数学模型。
The universal formulae for the setting-out computation of plane route 道路平面测设计算的通用公式
Based on the Hill's condition and field fluctuation approach, a set of universal differential equations are derived for the shift property of the effective compliances of planar composites in plane stress state. The derived equations are independent of the distribution and the shape of the microstructures. 利用Hill条件和扰动场理论,建立了平面应力状态下复合材料有效柔度的平移性质的普适微分方程,所得方程与复合材料微结构形状和分布无关。
Road on-site Alignment and Measuring Method The universal formulae for the setting-out computation of plane route 道路实地定线及测设方法的探讨道路平面测设计算的通用公式
The design is universal, which can be used to guide the BIT design of other computer systems on bomb or on plane. 本设计具有通用性,对其它弹载、机载计算机系统的BIT设计具有一定的指导意义。