介绍了现场签证的概念,阐述了工作变更与现场签证的关系,分析了目前施工现场签证存在的主要问题,并提出了提高现场签证质量的措施,以指导监理工程师及时准确地处理好现场签证。%This paper introduces the concept of site visa,describes the relation between working change and site visa,analyzes main problems existing in current construction site visa,and propose measures for improving site visa quality,with a view to supervision en
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