GB/T 39853.1-2021
Power quality Measurement in power supply systems—Part 1: Power quality instruments (PQI) 供电系统中的电能质量测量 第1部分:电能质量监测设备(PQI) |
HG/T 5847-2021
Acetylated aMino oil [4-amino-N-[3-(ethylhydroxyethyl)sulfonyl]phenylbenzamide] 乙酰化氨基油[4-氨基-N-[3-(乙羟乙基)砜基]苯基苯甲酰胺] |
HG/T 5846-2021
N-Ethyl Meta-ester [3-N-ethylaminophenyl (β-ethyl sulfate) sulfone] N-乙基间位酯[3-N-乙基氨基苯基(β-乙基硫酸酯)砜] |
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