Electromagnetic environment measurement and analysis of pantograph catenary arc along high-speed railway by YANG Changqiong, LU Mai, DU Qingzhong

“…The maximum electric field strengths at points A, B, and C were 21.8 mV/m, 18.1 mV/m, and 7.89 mV/m, respectively, which are significantly lower than the general public's limit of controlling the electromagnetic environment (GB 8702―2014) issued by the Ministry of Environmental Protection and the General Administration of Quality Supervision, Inspection and Quarantine. This indicates that the general public is safe at distances of 10 m, 20 m, and 30 m from the center of a high-speed railway line.…”
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Preparation of Reference Materials for Carbon and Nitrogen Isotopes of Organic Materials by LI Ke, ZHANG Lin, LIU Fu-liang, JIA Yan-kun

“…This series of reference materials had been approved by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China as the national first-level reference materials (GBW04494-GBW04497). …”
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Preparation of Seven Certified Reference Materials for Floodplain Sediments by LIU Mei, GU Tie-xin, PAN Han-jiang, SUN Bin-bin, HUANG Hong-ku, YANG Rong, YAN Wei-dong

“…CONCLUSIONS The seven reference materials for floodplain sediments have been certified by the General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China (AQSIQ) in 2017. …”
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