China National Standards

China Technological process the Industry Standards English PDF List

  •  China "Technological process the" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    SY/T 4077-1995 Technological process of the pneumatically-pig-squeezed ceinen mortar lining for steel pipeline
    钢质管道水泥沙浆衬里风送挤涂工艺    		 China Oil & Gas Industry Standards
    Technological process the
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