Quality evaluation and control of engineering piles, the study of buiding materials sampling test and samplign program, metrology accreditation of constructon quality testing unit and approval of laboratories.

  • 工程桩质量控制与质量评估,建筑材料抽样检验程序与抽样方案研究,建筑工程质检机构计量认证与实验室认可。
目录 查词历史