The shell parts of reactor pressure vessels have been often fabricated with formed plates welded together, especially in USA and Japan. 反应压力容器的壳体,历来经常是用成型钢板焊接而成的,在美国和日本尤其如此。
Many animals have a protective shell of bony plates. 很多动物都有自我保护的鳞片。
According to this theory, the earth's outer shell consists of about 10 large, rigid plates and about 20 smaller ones. 根据该理论,地球外部壳体由约10个大的刚性板块和20个较小的板块组成。
The shell is made of diecasted Al-alloy of welded of steel plates; 产品特点1。外壳采用铸铝合金或钢板焊接而成;
The shell is made of diecasted Al-alloy or welded of steel plates. 外壳采用铸铝合金或钢板焊接而成。
The folded plate latticed shell is a new type of lattice space structure, having merits of both folded plates and spatial lattice structures. 以某体育馆钢屋盖结构为实例,论述了折板网壳结构的选型、受力特点、水平推力的处理方法和模态分析。
The shell parts of reactor pressure vessels have been fabricated with formed plates welded together. 反应堆压力容器的壳体,历来是用成型钢板焊接而成的。(用“历来”表示完成时态)
In the model, shell elements are adopted to simulate welds, which not only well ensure the connection between parent plates and flitch plates, but also was the work amount of pretreatment reduced. 这种模型主要采用壳单元来模拟焊缝,这样不但很好地保证母体板材与贴板的连接,而且大大减少了前处理的工作量。
On fem/ bem for the problems of vibration and acoustic radiation from an axially stiffened cylindrical shell with two end plates 加纵肋平底圆柱壳振动和声辐射的FEM/BEM研究
The Size Control of Spherical Tank Shell Plates 球壳板的尺寸控制
During these courses, the eight-node shell elements are used to model the concrete and the three-dimension ripple steel plates, and the line element and film element are used to model the upper steel bar net and the single steel bar respectively. 在这些过程中,用八结点超参壳单元模拟混凝土、波纹钢板,用膜单元模拟结构上部的钢筋网,用线单元模拟结构下部的单根钢筋。
Vibroacoustic Analysis of a Finite Stiffened-Cylindrical Shell Closed by Circular Plates 两端用圆板封口的环肋柱壳振动声辐射性能分析
A numerical procedure for analyzing vibrations of pre-twisted thin plates is presented, where the accurate strain-displacement relationships of plates based on general thin shell theory are used and the vibrations of the plates are carried out by finite element method with a triangular plate element. 提出一种预扭曲金属薄板振动的数值分析方法,该方法基于一般薄壳理论中精确的板应变一位移关系,通过使用三角板元的有限元方法分析板的振动。
A Finite Element Method with Curved Shell Element for Nonlinear Analyses of Plates and Shells 板壳非线性问题的曲壳有限单元法
The thin steel base shell, constructed by bolting together open-topped modular units consisting of a base plate with surrounding edge plates, is a steel shell with thin stiffeners in both directions. 薄壁钢底壳由模块化单元件通过螺栓连接而成,单元件呈无盖扁盒状,由底板及周边板组成,其周边板在钢壳上构成两个方向的薄壁加劲板。
In this peper, a semi-analytic method of coupled longitudinal and transverse strength is presented. The matrix displacement method is used for transfer structure while the transfer matrix method for longitudinal structure. In addition, the shear effects of shell plates and bulkheads are taken into account. 本文对于大型油轮的横向结构采用矩阵位移法,对纵向结构采用迁移矩阵法,考虑了外板和舱壁的剪切效应,提出了纵强度和横强度耦合作用的整船强度分析方法。
Selection of Material and Type of Shell Plates Used in 2000m~ 3 Cryogenic Spheroidal Tank Filled with Propylene 2000m~3低温丙烯球罐球壳板型式和材料的选择
The pith of the pyrenoid distended and the starch shell splited up in the several polygonal starch plates around the pith; 蛋白核中央髓部肿胀,淀粉鞘破裂成多角形淀粉板,并分散在髓部周围;
Analysis on static and dynamic response of monocoque GRP shell plates 厚壳式玻璃钢船体板的静、动态响应分析
Entire structure matrix analysis for variable thickness double cylindrical shell strengthened with frames and orthogonally connected with ring plates 由圆环板正交连接的双层变厚度带肋圆柱壳整体结构矩阵分析
Based on the first approximation shell theory, the process and method of mathematics modeling for a four-node quadrilateral shell element is described in detail. The finite element analysis model of laminated plates and shells is derived, and the computer model based on software engineering is presented. 按一次板壳理论,以四边形四节点单元为例,介绍了其数学建模的过程与方法,导出了层合板壳有限元分析模型,并给出了基于软件工程的计算机逻辑模型。
The growth ridges, including hirsute ridge, main ridge, fine surface ridge and radius ridge, are main ultrastructures on the outer surface of the shell plates. 结果表明,壳板表面的亚显微结构主要有生长脊(包括毛脊、大脊、微脊)和放射脊。
By analyzing the aluminum reduction cell shell temperature detection requirements, we make a systematic monitoring group design for detection pointer which based on the cathode steel bars, side plates, and bottom plates. 通过分析铝电解槽壳温度监测点的需求,对监测点按照阴极钢棒,侧部钢板,底部钢板进行了系统监测分组设计。