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vanadium and zirconium contents - Spark atomic emission spect (Chinese: 海绵钛、钛及钛合金化学分析方法 第29部分：铝、碳、铬、铜、铁、锰、钼、镍、硅、锡、钒、锆含量的测定 光电直读光谱法)
English versions: GB/T 31790-2025
GB/T 28843-2024_Chinese: Management requirement for traceability in food cold chain logistics (Chinese: 食品冷链物流追溯管理要求)
English versions: GB/T 45056-2024
GB/T 22069-2024_Chinese: Gas engine driven air-condition (heat pump) unit (Chinese: 燃气发动机驱动空调（热泵）机组)
GB/T 20818.22-2023 Chinese PDF (GB/T20818.22-2023) GB 19083-2023 vanadium and zirconium contents -GB T 20818. 22 2023_Chinese: Industrial process measurement and control Data structures and elements in process equipment catalogues Part 22: Lists of properties (LOPs) of valve body assemblies for electronic data exchange (Chinese: 22(LOPs)) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20818. 22 2023
