求翻译：承诺是长期关系的关键要素，是维持关系稳定的需要。承诺提供了项目参与方合作精神的基础，也是区分社会交换和经济交换的重要变量(Emerson&Cook,1998)。更多的承诺保证了关系的强度、稳定性、耐久性以及盈利。我们沿用以前学者的研究将承诺分为态度承诺和行为承诺，包含以下关键因素：是什么意思？

Commitment is a key element of long-term relationship, is the need to maintain a stable relationship. Is committed to providing the basis of the project participants of the spirit of cooperation is also important variables to distinguish between social exchange and economic exchange (emerson cook, 1

Commitment is a long-term relationship, the key element is the need to maintain stable relations. Commitment to provide the project participants in the spirit of cooperation that it is distinction between social exchange and exchange of important economic variables (Emerson &Cook, 1998). More o

The pledge is the long-term relational essential essential factor, maintains the relational stable need.The pledge has provided the project participation side cooperation spirit foundation, also is differentiates the social exchange and economical exchange important variable (Emerson&Cook,1998).

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