Since the 1970s, affected by the oil crisis, many countries have strengthened their support for renewable energy. Solar energy technology is advancing by leaps and bounds, and the field of research continues to expand. A...

Compared with DC and AC, everyone has heard of it, but most of the household refrigerators use AC, and DC is rarely used, but DC freezer is an application of DC.
The DC transmission adopts a two-wire system with earth or...

The living conditions of people nowadays are better, and the large refrigerators used in the kitchen may not be able to satisfy the current family use. Many people will buy a Mini Car Freezer at home. So how good is the mini...

In people's daily life, refrigerators have become more and more inseparable. Whether it is the preservation of food or the preservation of daily necessities such as cosmetics, refrigerators are more or less used. However, as...

In my childhood memory, the refrigerator is a relatively large electrical appliance in the family, and it is rarely moved because it is not easy to move. Now, there are not only small household refrigerators for households,...