A new explanation of the rigid continuous girder method for determination of tensile force of rod of tied arch bridge crank-guide blue elephant 确定系杆拱桥吊杆力的刚性连续梁法算法曲柄连杆式无游梁抽油机
Essentially the source object appears to be connected by a rigid rod to the target object. 源物体仿佛被一个看不见的钢管连接到了目标物体一样。
We mean a two-particle system with the particles held at a fixed distance from each other by a rigid massless rod of length d. 我们意指一个两粒子体系,粒子之间借助于一长度为d的刚性无质量棒而保持固定距离。
The rigid rod molecules used as the reinforcing agent have a strong tendency to aggregate in the flexible matrix due to their small mixing entropy. 分子复合材料因混合熵小而存在刚棒状分子积聚的现象,这严重影响了复合材料的增强效果。
Application of Rigid Arm and Rod to the Space Vibration Analysis of Cable-Stayed Bridges 刚臂拉杆在斜张桥空间振动分析中的应用
The nonlinear vibration with one degree of freedom combined by the rigid rod and slippery body 刚性杆和滑块组成的单自由度非线性振动
The observation by means of SEM show that the state in which the rigid chain PAM in nylon 6 is rod shape crystal which use chain or chain bunch as core, and nylon 6 as coating. SEM观察结果表明:刚性链PAM在尼龙6中的存在形式为:以链或链束为核,以尼龙6结晶为表的棒状结晶体。
In view of the high accident rate of fatigue fracture of conventional rigid pumping rod due to deep reservoir burial depth and large hole deviation angle, the coiled rod pumping technology is introduced and tested in Pucheng Oilfield. 针对中原濮城油田油层埋藏深,井斜度大,造成常规钢质抽油杆疲劳断脱事故率高的生产现状,引进试用了连续抽油杆抽油技术。
Lagrange equation is applied to develop dynamic equations for the slider crank mechanism with elastic connecting rod. Viscous friction and coupling effect are considered between rigid body motion and elastic deformation of connecting rod. 利用Lagrange方程建立了曲柄滑块机构的动力学数学模型,在建模过程中考虑了连杆的弹性运动与机构刚体运动的耦合以及运动副的粘性摩擦。
The TEM images showed that p ( dthpd) and p ( dthph) had nanostructures. preparation and characterization of rigid rod polyazomethine/ nylon 6 composites through in-situ polymerization 结果表明,固相聚合法合成的P(DThPD)和P(DThPh)具有纳米颗粒串连的棒状或环状结构;刚性棒状聚甲亚胺/尼龙6复合材料的制备与表征
Numerical simulation based on the Gear algorithm is applied to the 3-D manipulator system used in the space technology, which is consisted of one rigid rod, two flexible rods with rigid load. 对在空间技术中,具有一刚杆,两柔杆加上刚性负载所组成的三维机械臂系统,采用Gear算法进行数值仿真。
As a rigid rotor with special configuration, the Crank-connecting Rod Mechanism is always integrated with its accessory components such as crank shaft 、 connecting rod and piston when it is under working conditions. 曲轴作为结构特殊的刚性转子,在运行中总是与连杆、活塞(滑块)一起构成一个整体,称为曲柄连杆机构。
The tangential internal forces in a rotating rigid thin rod with mass distributed discretely and continuously are discussed. 本文讨论了质量离散分布和连续分布的刚性细杆在转动中切向内力的分布规律。
Determining and Checking Up the Geometrical Size of the Double Link Jib System and the Balance Lever System in the Four-link Luffing Mechanism Which Contains the Rigid Rod 四联杆刚性拉杆变幅系统的组合臂架和平衡杠杆几何尺寸的确定及检验
From the practice in Zhongyuan Oilfield and Shengli Oilfield, the conclusion is obtained that the rigid continuous sucker rod is one of the effective ways for the difficult and special wells, it has good effect to decrease the oil producing cost and it has wide developing prospect. 从中原油田和胜利油田的实际使用,论述了钢质连续抽油杆是解决疑难井、特殊井的有效途径,对降低原油生产成本,增加经济效益产生了积极的作用,具有一定的发展前景。
The new structural type of the framed bent of rigid joint, which improves the internal force by the PPC horizontal rod, is composed of the portal frame and the framed bent. 在大跨度无铰门式刚架的基础之上增设部分预应力水平拉杆,可有效地改善结构的受力,具有门武刚架和排架的特点。
All of the statics of a Kirchhoff elastic rod and the dynamics of a rigid rod are the special cases. 本文结果是以弹性杆静力学和刚性杆动力学为其特例。
A rigid pushing model based-on 3D thermo-mechanical coupled analysis with FEM was used to simulate wire and rod multi-pass continuous rolling process. 基于三维热-机耦合有限元分析方法建立了刚性体推动模型,模拟棒线材多道次连轧过程。
With the method of dynamics, the differential equation of the rigid rod and slippery body is introduced; 用动力学方法,导出了刚性杆和滑块组成的单自由度非线性振动系统的运动微分方程;
Characterization and Taxonomy of Rigid Rod Shaped Viruses Transmitted by Fungi 真菌传棒状病毒的分类及其特性
The results shows that epoxy resins containing rigid rod structure or many epoxy groups have a high glass transition temperature ( Tg) because of high cross-linking density. 研究结果表明:分子结构中含有刚性结构或连有较多的环氧基时,固化产物具有较高的交联密度,玻璃化转变温度较高;
Motorcycle crank module is a special rigid rotor. It consists of crankshaft and rod. It belongs to unbalanced rotor. 摩托车曲轴组件是是一种特殊的刚性转子,它由曲柄和连杆两部分组成的,属于不平衡转子。