施工时应加强材料检验、隐蔽工程检查，确保施工质量。
The particular checks to the materials and construction are necessary for the quality of the construction.
第二百七十八条隐蔽工程在隐蔽以前，承包人应当通知发包人检查。
In the case of concealed work, the contractor shall give the developer notice for inspection prior to concealment.
长期以来我国隐蔽工程质量检测与评价方法仍沿用着传统开挖检查和钻孔取样试验的常规技术。
It has been long time that the examination and evaluation of the concealed engineering works are made via some conventional methods, such as excavation and drill sampling.
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