求翻译：在人力资源管理过程中，雇佣契约先于心理契约，如何实行全面契约管理？在人力资源管理的不同阶段，雇佣契约和心理契约的作用有什么不同？这些问题，值得学者们的进一步思考和研究。是什么意思？

In the process of human resources management, contract of employment prior to the psychological contract, how the implementation of a comprehensive contract management? Contract of employment and the role of the psychological contract in different stages of the human resources management, what is th

In the management of human resources, employment contract in the process of psychological contract, and how to implement comprehensive contract management? In the management of human resources, and different stages of the employment contract and the role psychological contract what's the difference?

In the human resources management process, the employment contract is before the psychological contract, how implements the comprehensive contract management? In the human resources management different stage, what the employment contract and does the psychological contract function have differently

In the context of human resources management, contract of employment prior to the psychological contract, how to implement the comprehensive contract management? At different stages of human resource management, contract of employment and the role of psychological contract between what's the differe

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