Regarding the rock mass classification, for design and project cost estimation, it should be different from those in bore & blast.
设计和工程造价中关心的围岩分类应区别于传统的钻爆法。
Introducing the concept of WBS (Work Breakdown Structure) into the project quotation software will greatly improve the accuracy of project cost estimation and the efficiency of cost control.
将项目管理中的WBS(工作分解结构)概念引入到工程报价软件中，将大大提高工程造价计价的准确性和造价控制的效率。
It provides a valuable input for cost estimation, scheduling, and evaluating the progress of the project.
它是成本估算、日程、评估项目进展时会用到的很有价值的输入。
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