Finite element analysis of the screw structure of the drill-stem junction
钻杆接头螺纹结构形式的有限元分析
Micro-scale and nano-scale fiber with helical structure had potential applications.
天然纤维大多具有一种自扭曲螺旋结构,这种结构使得天然纤维具有较强的柔韧性和很高的孔隙度。
Two kinds of quantitative deductions of optical value in molecular helical structure have been made.
本文就分子中螺旋结构的模型机理与旋光性的两种定量方法进行了描述 ,并找出了它们的一致性 ,得出了相同的结论 。
In this paper,the relation of the helical structure and optical directions of 1,2 epoxy compounds was illustrated theoretically,and then the relationship between helical structure and optical directions of several representative compounds was analyzed in detail.
先从理论上阐述了环氧乙烷类分子的螺旋结构与旋光方向的关系 ,然后详细地分析了各种有代表性的这类分子的两者间的关系。
The computational fluid dynamics (CFD) method was employed to analyze and simulate the flow fields of spiral structures in air-liquid spiral separator with different structural parameters.
应用计算流体力学CFD(ComputationalFluidDynamics)方法,对湍流状态下不同结构参数的螺旋片导流式气液分离器螺旋结构中的流体流动场进行了数值模拟。
Spiral structure exists universally in nature,and has great inspiration to architecture design.
螺旋结构普遍存在于大自然中,人类的建筑设计有很多出自螺旋结构的启示。
Aiming at this problem,a new technique on rotation auto-insertion colonovideoscope with spiral structure was developed.
针对这一难题,提出了一种具有螺旋结构的旋转自动插入大肠内窥镜新技术方案,阐述了螺旋结构与大肠壁摩擦产生推动力的机理,并建立了摩擦推进动力理论模型。
Standard joint is a circular male and female configuration with a corrugated metal gasket.
标准连接是圆形外螺纹和内螺纹结构，配置波纹金属垫圈。
Non-rising-inside screw stems are used in bronze and iron gate valves.
暗杆－内螺纹结构用于青铜和铸铁闸阀。
Analysis of Screw Thread Structure of Drilling Stem with ANSYS
基于ANSYS的钻杆螺纹结构形式分析
Finite element analysis of the screw structure of the drill-stem junction
钻杆接头螺纹结构形式的有限元分析
Finite Element Analysis for Thread Structure of Explosion-protection Fan Leaf Stalk Used in Mine
矿用防爆风机叶柄螺纹结构有限元分析
Rising stem-inside screw is the most common and preferred design for bronze multi-turn valves.
明杆－内螺纹结构对于青铜多回转阀门来说是最通用、首选的结构形式。
Modal analysis of flange structure connected with screw bolts based on ANSYS
基于ANSYS的螺纹连接法兰结构模态分析
Medium and high voltage, large capacitance, screw, high ripple current.
中高压，大容量，螺栓结构产品，能承受大纹波电流。
"Face-to-face, centre-to-face, end-to-end and centre-to end dimensions of valves--Mals screw valves"
GB/T15188.4-1994阀门的结构长度外螺纹连接阀门
" Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Female screw valves"
GB/T15188.3-1994阀门的结构长度内螺纹连接阀门
THE METHOD OF DOUBLE-SUBSTRUCTURE IN THE STRESS ANALYSIS OF BOLT SCREW WITH INTERFERENCE FITTING
用二次子结构法对过盈螺纹进行应力分析
Analysis of Preload, Stress, Rellability of Titanium Screw Joint Structure;
钛合金螺纹连接结构预紧力、应力、可靠性分析
Failture Analysis of Drilling Collar Thread Connections and Structure Optimization
钻铤连接螺纹断裂失效分析及结构优化
Slowdown system scheme and structural design for movable pipe-thread forming machine
可移式管螺纹成型机减速系统方案与结构设计
Rising stem-outside screw and yoke is preferred in iron multi-turn valves.
明杆－外螺纹和支架结构是铸铁多回转阀门的首选结构。
Study and Program Development on Contact Nonlinear Problem of Screw Pairs Joint;
螺纹副联接结构中接触非线性问题的研究与软件开发
THE STRUCTURAL ANALYSIS OF THREAD LOCKED HEAT EXCHANGERS AND DIAPHRAGM HEAT EXCHANGERS
螺纹锁紧环换热器与隔膜密封换热器的结构分析
The optimal design of the cutting thread shear type low-cost energy-absorbing structures for medium car
面向中级轿车的低成本螺纹剪切吸能结构优化设计