vns威尼斯人平台-威尼斯1818792.6333

  
  

29 Technical Standards such as Technical Specifications for Protective Coating and Paint Supply of Railway Steel Bridge

?Published:2020-03-30 ?【字体:??

  29 pre-existing railway industry technical standards, such as Technical Specifications for Protective Coating and Paint Supply of Railway Steel Bridge, are no longer railway industry standards and have been converted into CHINA RAILWAYs technical standards, which have taken effect from November 29, 2019. The standard texts in the catalog will not be issued separately.
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vns威尼斯人平台|威尼斯1818792.6333

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