镍和镍合金无缝管 meaning in Chinese
standard specification for general requirements for nickel
Examples
- Specification for general requirements for nickel and nickel alloy seamless pipe and tube
镍和镍合金无缝管一般要求规范 - Standard specification for general requirements for nickel and nickel alloys seamless pipe and tube
镍和镍合金无缝管的一般要求的标准规范