氨气容易加压液化成液氨,液化时吸收周围大量的热。
更新时间:2024-11-24 07:18:09 1、正确错误
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ThechildhoodofTomSawyerandHuckFinnintheMississippiisarecordofavanishedwayoflifeinthe()Mississippivalley
Thebasicunitinthestudyofmorphologyis______.
OppositionleaderswillbewatchingcarefullytoseehowthePrimeMinister________thecrisis.
Theword“minister”originallymeant“aservant”,butnowhaschangedto“aheadofaministry”.Thisprocessofmeaningchangeiscalled______.
Policeare________thedisappearanceoftwochildren.
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