工作空间的研究是平面闭链机器人的基本问题之一。
Study of workspace of plane closed-loop robot is one of basic problems.
基于次铰全自由度表达模型，推导闭链加速度约束等式；
The acceleration constraint equation is obtained based on the six DOF model of secondary joint.
介绍了指数积方法的原理，以及它在空间闭链机构运动分析中的应用。
This paper introduced the principle of exponent product method and its application on the motion analysis of spatial closed-chain mechanism.
提出了一种关于自由度平面闭链机构的构型方法，即“平面图形构造方法”。
This paper puts forward a kind of method about type synthesis of the one dof planar closed chains mechanisms, that is , "type synthesis by planar graph".
给出了机器人逆运动问题中六自由度局部闭链操作臂逆运动方程的一种新解法。
A new solution for inverse kinematics equation of 6 DOF robotic manipulator with local closed chain is presented.
平面四杆机构和空间六杆机构的运动学分析可以通过建立闭链的结构方程来实现。
The kinematic analysis of the planar four-bar linkage and dimensional six-bar linkage can be done by building up the structural equations.
本文系统地研究了主动副均在机架上的六自由度闭链机器人机构的结构类型与结构特性。
The structure types and characteristics of 6 degree of freedom closed chain manipulators with all the actuators on the base are systematically studied in this paper.
对于初始晶格位形为键长有规律交错变化的一维晶格，闭链的收敛精度远高于开链的收敛精度，表明有机物链越长收敛越慢。
It is found that if the initial 1d crystal lattice has a regularly zigzagged change in bond length, the convergence precision is much greater for a closed chain than for an open chain.
其基本思路是通过质量动替代的途径，将空间闭链机构摆动力和摆动力矩的完全平衡转化为空间树状链摆动力和摆动力矩的完全平衡。
Using the mass dynamic substitution concept, the complete balancing of shaking force and shaking moment of closed loop spatial linkages may be reduced to that of open loop spatial kinematic chains.
文中提出的螺旋运动方程对闭式运动链，即空间机构同样适用。
The screw motion equation presented is also suitable for closed chains, i. e. spatial mechanisms.
根据含复铰平面闭式运动链的基本参数，定义了度谱、构件谱和复铰谱。
The spectrums of degree, structural component and multiple hinges are defined according to the basic parameters of planar closed kinematic chain with multiple hinges.
设B是一个复的向量空间，它是由环链在平环上的简单闭曲线生成。
Let B be a complex vector space generated by some simple closed curves in the annulus.
空间链道非齐部卫星通信网络的闭键。
Space communication link is the key of satellite communications.
当部门针闭于油价波动闭于从要经济指本的影响、闭于石油链行业的影响及闭于其他相闭行业的影响入行了略绝的阐述和剖析。
It says mainly the volatility of oil prices on the impact of major economic indicators, the impact of the oil industry chain and other related industries.
当部门针闭于油价波动闭于从要经济指本的影响、闭于石油链行业的影响及闭于其他相闭行业的影响入行了略绝的阐述和剖析。
It says mainly the volatility of oil prices on the impact of major economic indicators, the impact of the oil industry chain and other related industries.
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