发布时间:2025-01-29 23:31:47
2-4小时。在家用冰箱的冷冻室中,速冻饺子需要2-4小时才能冻透,在冷冻饺子时,应该尽量让饺子分散放置,不要堆积在一起,这样能够帮助饺子更快地冷冻,饺子堆积在一起,中间的饺子需要更长的时间才能冻透。
锌锰干电池是最早使用的化学电池其基本构造如图所示1锌锰干电池的负极是______电路中每通过02
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