承包商应有类似工程等项目的施工经验(书面证明)。
The contractor shall have a construction experience of similar engineering projects (written certificate).
介绍安装金属波纹管膨胀节的实际施工经验，它有较大的实用意义。
This paper introduces the experience of installation for metal bellows - expansion joint, which is very useful for practical construction.
本文结合施工经验，对柔性路面施工中的弯沉质量控制做了详细的论述。
This article states in detail the quality control of the defecting in flexible pavement conduction combining with construction experience.
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