目前大多数工程建设监理均为施工阶段的监理，随着工程项目建设的不断深入，建设单位（以下简称业主）经常会因为种种原因提出设计变更的要求。对此，监理工程师应首先对原设计图纸的设计思想充分的理解和消化；第二，充分了解业主的变列意图和要求；第三，通过结构计算提出可 At present, most engineering construction supervisors are supervisors during the construction phase. As construction projects continue to deepen, the construction unit (hereinafter referred to as the owner) often makes design changes for various reasons. In this regard, the supervision engineer should first fully understand and digest the design ideas of the original design drawings; secondly, fully understand the owners’ intents and requirements;