They have the advantage of working across folders and projects so they are useful for a broad classification.
它们有在不同文件夹及项目之间工作的优势，这样对于广泛地分类就更加有用了。
The classification of cost changes and measures to strengthen cost change control are described based upon the special features of cost changes in EPC projects.
根据工程总承包项目费用变更的特点，介绍了费用变更的分类，论述了加强费用变更管理的措施。
The inspection and evaluation should be carried out in two partial projects of installation, field assembling and welding according to equipment classification.
检验和评定，应根据设备类别，分别按安装工程、现场组焊工程两个分部工程进行。
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