This thesis is about expounding the feature and legal effect of an offer briefly through comparative analysis.

本文通过比较分析，就要约的特征及其法律效力作以简单阐述。

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Secondly, through comparative analysis of the contract legal relief concept, its theoretical connotation should be cleared up.

其次，通过合同法定解除概念的比较辩析，从理论上厘清其内涵。

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Objective To explore the better diagnostic method for acute splenic arteral injury through comparative analysis of CT and DSA.

目的通过外伤性脾破裂CT、DSA影像的对照分析，探讨诊断急性脾破裂快捷有效的检查方法。

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The seminar aims to discuss the main achievements and challenges of teacher training, through the analysis of international experiences in education as well as discuss the Comparative Education in the context of the needs for improvement of basic education teachers.

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