China National Standards

China XSZ 135 Industry Standards English PDF List

  •  China " XSZ 135" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    TB/T 2498-1994 (XSZ-135 type modular signal mechanism)
    xsz-135型组合式信号机构    		 China Railway & Train Standards
    XSZ 135
    English PDF

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