现行的工程量清单计价方法，工程竣工结算一般由合同价、材料调差及签证索赔三部分组成。

BOQ existing valuation methods, the project completed by the contract price settlement in general, materials transfer and visa poor claim is composed of three parts.

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是不是学生签证的材料清单就如下列：签证支持函，存期28天的存款证明，完整填写的申请表和照片？

Could I understand that all the documents needed for student visa are as following: visa letter, 28 days funds meeting your requirement, passport, completed application forms and photos?

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