China National Standards

China Specifications investigation oceanic GB Standards List

  •  China "Specifications investigation oceanic" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 42637-2023 Specifications for investigation of oceanic polymetallic sulphide resources {译}
    大洋多金属硫化物资源调查规范    		 China National Standards
    Specifications investigation oceanic
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