| | | | GB/T17775 ︱ 2003 | GB/T26358-2022 | 2 | | GB/T26358-2022 | 2 | GB/T 31710.2 ︱ 2015 | | LB/T 078 ︱ 2019 | | | | 2024 | | 2024 10 | 11 2024 10 16 5 | | | | | | | | | 32 308 | 0471-6945826 | |