Unverified90% confidenceFactTime unknown
大米看执行标准：GB/T 1354为大米国标，一级米碎米率≤7.5%；GB/T 19266（五常大米）、GB/T 18824（盘锦大米）为地理标志标准，产区认证比单纯看'东北大米'字样更可靠
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Unverified认准执行标准号：'GB/T 1354'为普通大米国标，'GB/T 18824'为盘锦大米，'GB/T 19266'为五常大米，标注具体地理标志标准的可信度高于仅标'一级'的产品93% similarUnverified大米认准'执行标准GB/T 1354'为普通大米国标，'GB/T 19266'为五常大米地理标志、'GB/T 18824'为盘锦大米地标，认准地标编号可避免调和米冒充90% similarUnverified看包装标注的执行标准：GB/T 19266是五常大米国标，GB/T 18824是盘锦大米，GB/T 22438是原阳大米，标注具体地标国标号比只写'东北大米'可信度高87% similarUnverified看执行标准号可辨真伪产地：五常大米国标为GB/T 19266，盘锦大米为GB/T 18824，标注这些地理标志国标的溯源可信度更高，仅写『东北大米』的多为调和米80% similarUnverified0.1g精度秤在标称量程末端（如3kg机型称到2.5kg以上）误差会放大到±2-3g，重物精称需求应选量程冗余机型，即最大称重需求不超过量程的60%61% similar
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