色戒时长完整版,亚洲国产一区二区三区精品,久久久久久久精彩视频,怡红院av亚洲一区二区三区h,艳情五月,国产亚洲成av人在线观看导航,男女午夜免费视频

Physical and Chemical inspection center of Xingtai Steel to Participate in the National Laboratory Proficiency Testing results for "satisfied"
  Updatetime:2014-10-23 Hits:

  In order to ensure the accuracy of the laboratory testing data, Physical and Chemical inspection center of Xingtai Steel actively take part in international and domestic laboratory proficiency testing organized by China National Accreditation Service for Conformity Assessment(CNAS). In 2014, Xingtai Steel applied for four projects such as calcium silicon alloy chemical composition analysis, spectrum determination of chemical composition in low alloy steel and metal material bars tensile test and so on which has been informed two evaluation results with "satisfied" through a series of strict examinations for unified samples according regulations and submitting inspection reports according to relevant requirements by affiliated product testing room and central lab.