重分急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等都可以,电视电脑不行,要写出它的历史,出现原因等…重分!最好今天晚上!如
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重分急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等都可以,电视电脑不行,要写出它的历史,出现原因等…重分!最好今天晚上!如
重分急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等
急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等都可以,电视电脑不行,要写出它的历史,出现原因等…重分!
最好今天晚上!如有答案还加分
重分急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等急求一篇描述家用电器的200字英语作文,洗衣机电冰箱等都可以,电视电脑不行,要写出它的历史,出现原因等…重分!最好今天晚上!如
这是一篇介绍冰箱的 To maintain a constant low temperature refrigeration equipment. Is also a food or other items that maintain a constant cold temperature of civilian products. Cabinets with compressor, ice maker for the ice cabinet or box; storage box with a refrigeration unit. Volume of household refrigerators are usually 20 to 500 liters. 1910 world's first compression refrigeration refrigerators in the United States came home. In 1925 the Swedish company has developed a home Lido absorption refrigerator. 1927 General Electric Company developed the fully enclosed refrigerator. 1930 using different heating air cooling continuous diffusion absorption refrigerator market. In 1931, the successful development of new refrigerant Freon 12.50's the latter half of the production of household refrigerators heat. China began production of refrigerators from the 1950s.