名词解释题
发布日期:2020-12-11
《冷却肉加工技术要求》是2022年3月1日实施的一项中国国家标准。
《冷却肉加工技术规范》是2008年3月1日实施的一项行业标准。
冷却肉是指对严格执行检疫制度屠宰后的畜胴体迅速进行冷却处理,使胴体温度(以后腿内部为测量点)在24小时内降为0-4℃并在后续的加工流通和零售过程中始终保持在0-4℃范围内的鲜肉。与热鲜肉相比,冷却肉始终处于冷却温度环境下,大多数微生物的生长繁殖被抑制,肉毒梭菌和金黄色葡萄球菌等致病菌已不分泌毒素,可以确保肉的安全卫生,而且冷却肉经历了较为充分的解僵成熟过程,质地柔软,有弹性,滋味鲜美。与冷冻肉相比,冷却肉具有汁液流失少,营养价值高的优点。
标签: 冷却
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Cloze 3 A poor girl was selling flowers in the street 1 Christmas Eve. Her parents were ill, so she 2 get money for food. It was very cold. The girl felt cold and hungry. She stopped 3 a beautiful house. The girl knocked 4 the door and a man came out. She asked 5 he needed some flowers. The man said he didn’t want 6 . She left the house and felt tired. She sat down at the 7 of a tall wall. She looked 8 the flowers. The flowers 9 very nice. She suddenly had an unusual feeling. She felt she became light, 10 slowly she began to fly into the sky. She 11 higher and higher and at last she found herself on the clouds. A group of people were coming to meet her. At the head of them 12 her granny. She welcomed her and asked her why she didn’t 13 .The girl told her that she had to 14 to get money because her parents were badly ill. Granny told her 15 and gave her lots of beautiful clothes and delicious food. The girl laughed 16 . It snowed 17 that night. The girl died 18 a smile on her face. 19 , people in the beautiful house began to sing Christmas songs and 20 .
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简述网络协议的概念及其三要素。
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使用冷却塔的冷却水系统,溴冷机冷却水进口温度受冷却塔冷却能力的制约,而冷却塔冷却能力又和周围的关系最大()。
同一冷却水系统的多台冷却塔安装时,各台冷却塔的水面高度应一致,高差不应大于()mm。
循环冷却水通过冷却塔时水分不断蒸发,蒸发的水分中()盐类,循环冷却水被浓缩。
循环冷却水通过冷却塔时水分不断蒸发,蒸发的水分中()盐类,冷却水被浓缩。
劣质的冷却水会降低冷却器的冷却效果,严重时会导致整个冷却器失效而不能使用。
为船舶安全操纵应考虑的因素中,致主机冷却水入口吸入泥沙;如主机冷却水使用靠近船底的吸人口时,至少需有冷却水吸人口直径()倍的船底富余水深。
循环冷却水通过冷却塔时水分不断蒸发,蒸发的水分中不含盐类,冷却水被()。
水冷却塔中污氮是怎样把水冷却的?
冷却系统不但可以冷却水温,还可以冷却()。
空压机第一级后面的中问冷却器、冷却水压力通常()气体压力,因此,如果第一级中间冷却器发生泄漏,则冷却水会进入气体侧,气体中将夹带有水。