Through experimental investigation of confinement effect of core lightweight aggregate concrete(LWAC) confined by steel tube,the stress-strain relations of the core LWAC under axial compression and failure modes of the specimens thereof are obtained,and the confinement effect and strength criterion of the LWAC are then analytically studied in details.
通过钢管约束下核心轻集料混凝土的紧箍效应试验,得到核心混凝土在轴压作用下应力~变形关系曲线及试件破坏形态,重点对轻集料混凝土的紧箍效应及强度准则进行分析研究。
Pinch effect of lightning channel plasma is discussed,and from this pinch spot is deduced as the main radiant point of X-ray in the process of lighting.
用无狭缝摄谱仪获得了山东省一次云对地闪电回击过程的光谱,根据光谱信息,计算了闪电通道等离子体温度和电子密度,并分析了闪电通道内部的辐射机制,讨论了闪电通道等离子体中的箍缩效应。
The evolution process from a sun to a white dwarf star is taken an example to illustrate the application of pinch effect in nuclear fusion.
从流体力学方程和电磁场理论出发,导出磁流体动力学方程组,从而清晰得出流体核聚变被磁场约束在一定域内的原理,并以太阳演变为“白矮星”过程为例,阐明箍缩效应在热核聚变反应中的作用。
Objective To investigate the stress distribution in three ferrule designs in a maxillary central incisor restoration using PFM crown with post,and evaluate the biomechanical mechanism of the ferrule effect in the post crown by 3D finite element dynamic analysis.
目的在模拟口腔动态载荷下,研究上颌中切牙烤瓷核桩冠修复中三种形式箍效应的应力分布特点,通过动静态载荷下应力分析,为优化桩冠设计提供实验数据。
The ferrule effect indicates a protective function that the ferrule provides to resist stresses such as functional lever forces, the wedging effect of tapered posts and the lateral forces exerted during the post insertion.
箍效应(ferrule effect)指的是包绕牙本质肩领的金属环抵抗功能性的杠杆力、锥形桩的楔入作用，以及桩粘接过程中施加的侧向力所产生的应力，从而保护牙根，减少临床根折发生的可能性。
The purpose of this article is to review the types and designs of the ferrule and to identify the factors that influence the ferrule effect.
本文就箍结构的类型、设计、作用及影响箍效应相关因素的研究进展作一综述。
Finite Element Analysis of the Ferrule Effect on the Double-canalled Maxillary Premolar;
桩核冠修复后上颌双根管第一前磨牙箍效应的三维有限元分析
linear theta pinch hybrid reactor
直线角向箍缩混合式反应堆
The goods are to be packed in strong export cases, securely strapped.
货物应该用坚固的出口木箱包装,并且牢牢加箍。
The Finite Element Analysis of Pre-Stress Steel Bar Restricted Concrete Column;
预应力钢筋箍约束混凝土柱的有限元分析
Study on Seismic Behavior of RC Short Columns Retrofitted by Prestressing Steel Plate Hoops;
预应力钢板箍加固RC短柱抗震性能研究
EXPERIMENTAL RESEARCH ON SHEAR BEHAVIORS FOR RC BEAM WITH PRE-STRESSED STIRRUPS
预应力箍筋加固RC梁受剪性能试验研究
The application of the lathedog connection technology about the steel-plastic composite pipe in coal mining
钢塑复合管道卡箍连接技术在煤矿井下的应用
RESEARCH OF STRUCTURE MODEL PRE-STRESSED STEEL BAR RESTRICTING CONCRETE COLUMN
预应力钢筋箍约束混凝土柱的有限元分析研究
Application of Supportless Supporting with Steel Hoops in the Bent Caps of Bridges
钢抱箍式无支架支撑法在桥梁盖梁中的应用
Analysis of Hold Hoop Method--Construction of Non-bracket Cap
抱箍法施工应用的分析——盖梁无支架施工
Influence of Distributing Parameters of Reinforcing Ring on Stress of Centrifugal Drum
加强箍分布参数对离心机转鼓应力的影响
NUMERICAL SIMULATION AND EXPERIMENTAL STUDY ON SEISMIC BEHAVIOR OF RC SHORT COLUMNS RETROFITTED BY PRESTRESSED STEEL JACKETS
预应力箍板RC柱抗震性能数值模拟及试验验证
Workability of Steel Fiber Reinforced Self-Compacting Concrete and Effectiveness of Stirrups Partially Replaced by Steel Fiber
钢纤维自密实混凝土工作度及钢纤维替代箍筋的有效性
Observation on curative effect of compound Tiegu powders to treat patients with phlebitis caused by intravenous detaining needle
复方铁箍散治疗静脉留置针所致静脉炎的疗效观察
The barrel had two metal hoops round it.
这桶有两个金属箍箍着。
Nonlinear Finite Element Analysis of the Complete Stress-Strain Curves of High Strength Concrete Column Confined by Stirrups
箍筋约束高强混凝土柱应力应变曲线的非线性有限元分析
Stirrup joints (congruence) should be staggered in the last two of erect steel.
箍筋的接头（弯钩叠合处）应交错布置在两根架立钢筋上.