题目内容：
关于《建设工程施工合同(示范文本)》约定的工程变更价款的确定方法，下列表述正确的是（ ）。
参考答案：
答案解析：
多选题：关于《建设工程施工合同(示范文本)》约定的工程变更价款的确定方法，下列表述正确的是（ ）。
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Besides its main mission, the orbiter would also be used as
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根据下列文章,请回答题。NASA plans to design the new space craft to
根据下列文章,请回答题。NASA plans to design the new space craft to
Scientists think that the decline of amphibians could
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According to the passage, resources like wind are
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背景材料：甲建筑工程公司与乙房地产开发公司就写字楼建设项目签订了建设工程承包合同，与此同时，乙房地产开发公司要求甲建筑工
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