日本中出在线观看,日韩亚洲精品视频,欧美成人三级精品,一区二三区视频电影,日本伊人色综合网,三级全黄的视频在线观看,三级全黄的视频在线观看

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.