凡涉及人身和财产安全的设备,应当符合国家安全生产标准。
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Whatarethecharacteristicsofgoodwritings?
Theprofessorworkedfor7hoursata________.
TheMaboJudgementpassedbyAustralia'sHighCourtinJune1992overturnedtheconceptofterranullius,whichmeans________.
英语翻译：你为什么把失败视为当然呢?
Ittookmeamonthtogetrid_______thecough.
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