Simulation Analysis of Vibration and Noise Characteristic of Rocket Artillery Elevating Mechanism Planetary Reducer by Li Zhigang, Wang Zhengyao

“…For a rocket artillery elevating mechanism planetary reducer,firstly the rigid dynamics model is built by using the software ADAMS and the rightness of the model is verified through dynamics simulation,then,the dynamic load in time- domain and frequency- domain for the key parts of the reducer are obtained.Secondly,the finite element modal of the reducer box is established and the forced vibration response of the reducer is calculated with the software LMS Virtual. …”
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Topological Design and Kinematic Performance Analysis of a New Parallel Mechanism with Two Translations and Two Rotations by Ji Encheng, Shen Huiping, Li Ju

“…Its coupling degree is 1, and the position orientation characteristics （POC） set, constraint degree and degree of freedom are calculated. Secondly, the topological characteristic kinematics of the mechanism is analyzed, and the forward and inverse position solutions of the mechanism are solved, which verifies the correctness of the forward and inverse solutions. …”
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Kinematics Singularity Solution and Simulation Analysis of Redundant Manipulator based on Screw Theory by Xinhong Feng

“…Firstly， the manipulator kinematics model is constructed and the DH parameter is obtained. Secondly， the Jacobian matrix is computed based on screw theory and the screw reciprocity method is used to find the singularity configurations. …”
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Singularity Analysis of Harvesting Robot by Wang Yi, Zhang Zhe, Ma Jitong, He Yu, Xu Hongbin

“…Firstly,the D-H parameters are used to establish the coordinate system of the harvesting robot manipulator,and then its positive equation of motion is obtained. Secondly,the Jacobian matrix is constructed by combining the positive equations of the manipulator,and then the Jacobian matrix is used to solve all the structures of the singular state of the manipulator,all singularities are obtained. …”
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Research status and development trends of security assurance for space-ground integration information network by Feng-hua LI, Li-hua YIN, Wei WU, Lin-jie ZHANG, Guo-zhen SHI

“…Space-ground integration information network consists of space-based backbone network, space-based access network, the node net of foundation, Internet, mobile communication network, which has important significance for the realization of the target of national security strategy. …”
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Stiffness Analysis of a New Low Coupling 3T1R Asymmetrical Parallel Mechanism by Xu Zhengxiao, Wu Guanglei, Shen Huiping

“…Firstly, the topological structure of the mechanism is described. Secondly, based on the virtual spring method, the stiffness model of each branch is established and its stiffness matrix is solved. …”
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Stability Analysis and Simulation of Multi-section Pipeline Robots in the Turning Process by Wang Xiaolei, Yin Bowen, Li Xiaodan

“…Finally, the correctness of the conclusion and the solution process is verified by the Matlab numerical solution and Adams simulation, which lays a foundation for the continuous and stable control of robot turning process.…”
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Design and Kinetic Analysis of the Parallel Mechanism for Sorting and Transmitting of Automobile Parts by Ju Tao, Shen Huiping, Li Tao

“…The research lays a foundation for the design and research of the parallel mechanism of automobile parts.…”
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Data-Driven Retention Marketing Development Strategy in Telecom Enterprise by Chenxi Qi, Yiming Yu

“…As the new market shrink，some new product market become even to zero，the marketing strategy goal transfer from acquisition to customer retention in the telecom enterprise.Because of the gap between the retention marketing goal and the marketing reality，it was discussed how the telecom company could develop data-driven marketing of retention.Firstly，design the ability architecture of data-driven retention marketing IT system.Secondly，distinct and establish the management and operational process of retention marketing.Thirdly，establish the two foundation databases，one is the customer needs’ labels database，and the other is marketing and campaign resources database.Fourthly，improve and establish the three kinds of core abilities-including the ability of allocation of marketing resource for the customer needs，the ability of the channel triggering and the ability of the visual management of retention marketing.…”
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A Kind of Robot Structure Design and Kinematics Analysis by Yankai Hu, Hui Fu

“…Firstly，its pose is calculated by using the spin theory. Secondly，by using the Adams and Matlab，the simulation fitting is carried out. …”
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A Pattern for Iron Ore Mines Financing by Mehdi Ali Hosseini, Mohammad Hashem Botshekan, Amir Hossein Mozayani, Moslem Peymanifurushani

“…In this study, the theoretical foundations and background of the research has been discussed first. …”
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IGJR 1/2020: Housing crisis: How can we improve the situation for young people? by IF and FRFG

“…For details, see the author guidelines   Demography Prize: Note that this topic is closely related to the subject of the next Demography Prize promoted by the Foundation for the Rights of Future Generations (FRFG) and the Intergenerational Foundation (IF). …”
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IGJR 1/2020: Housing crisis: How can we improve the situation for young people? by IF and FRFG

“…For details, see the author guidelines: http://www.igjr.org/ojs/igjr_doc/Author_Guidelines.pdf Demography Prize Note that this topic is closely related to the subject of the next Demography Prize promoted by the Foundation for the Rights of Future Generations (FRFG) and the Intergenerational Foundation (IF). …”
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Centralisme portalien, concepts schmittiens et carences de légitimité de la Constitution chilienne de 1980 by Cristian A. Zamorano-Guzmán

“…In Chile, ever since democracy returned after the dictatorship (1973-1990), the governments of the new democratic regime have had two priorities : first, to bring back the country on the international scene; second, to modernize the country’s institutions. While the first goal has been reached, everything remains yet to be done concerning the fulfillment of the second. …”
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How Can the Organizational Commitment of Pakistan Railways’ Employees Be Improved? The Moderating Role of Psychological Capital by Muhammad Nawaz, Ghulam Abbas Bhat, Shahbaz Ahmad, Zeshan Ahmed

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Analysis and Simulation of Collaborative Space of the Dual Arm 6R Service Robot by Li Xianhua, Sun Qing, Fan Kaijie, Zhang Leigang

“…Firstly,according to the configuration of the manipulator,the standard DH method is used to construct the model,and then the forward kinematics equation of the arms is obtained. Secondly,the work space of each arm is got by using Monte Carlo method. …”
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Influenza Immunization in Very-Low-Birth-Weight Infants: Epidemiology and Long-Term Outcomes by Marie-Theres Dammann, Hannah Kraft, Guido Stichtenoth, Kathrin Hanke, Michael Zemlin, Janina Soler Wenglein, Isabell Ricklefs, Alexander Herz, Alexander Humberg, Dorothee Viemann, Geraldine Engels, Matthias Volkmar Kopp, Folke Brinkmann, Carsten Fortmann-Grote, Wolfgang Göpel, Egbert Herting, Christoph Härtel, Ingmar Fortmann, on behalf of the German Neonatal Network

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Comparative efficacy and acceptability of psychotherapies for post-traumatic stress disorder in children and adolescents: a systematic review and network meta-analysis by Andrea Cipriani, Pim Cuijpers, Yuqing Zhang, David Cohen, Jürgen Barth, Peng Xie, Cinzia Del Giovane, Xinyu Zhou, Donna Gillies, Teng Teng, Xuemei Li, Li Fan, Yajie Xiang, John R. Weisz, Xueer Liu, Yuanliang Jiang, Kang Du, Arun V. Ravindran

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Global assessment of leukemia care quality: insights from the quality of care index (QCI) from 1990 to 2021Research in context by Yuzhe Pan, Qian Liu, Nan Zhang, Shuang Peng, Xinqi Li, Fuling Zhou

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Development and evaluation of the recombinant BP26 protein-based C-ELISA for human brucellosis diagnosis by Yujia Xie, Shaoqing Lin, Liping Guo, Xinru Qi, Shiqi Zhao, Qichuan Pei, Yixiao Chen, Qi Wu, Yun Wang, Meixue Yao, Dehui Yin, Dehui Yin

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