标签：冷冻 相关文章

美国有线新闻 CNN 美一批冷冻披萨受病菌感染被召回

If you got a frozen pizza in your house, have a look at the label before you bake it. U.S. Department of Agriculture announced last week that more than 21,000 pounds of frozen pizza had been recalled. The foods involved are processed by the RBR Meat

发表于:2018-12-20 / 阅读(57) / 评论(0) 分类 CNN美国有线新闻2017年3月

美国有线新闻 CNN 美国2.1万磅冷冻批萨因可能感染李斯特菌被召回

AZUZ: If you got a frozen pizza in your house, have a look at the label before you bake it. U.S. Department of Agriculture announced last week that more than 21,000 pounds of frozen pizza had been recalled. The foods involved are processed by the RBR

发表于:2018-12-20 / 阅读(58) / 评论(0) 分类 CNN美国有线新闻2017年8月

英语听力文摘 English Digest 254、无霜冷冻

Frost-free Freeze Physics 昇華是指一种物质从固态不经过液态直接转化为气态的过程，是物质在温度和气压低于三相点的时候发生的一种物态变化。与昇華相反的过程称做凝華，指物质从气态直接变

发表于:2019-02-18 / 阅读(63) / 评论(0) 分类 英语听力文摘 English Digest
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