Transformers are the most important electrical equipment in power systems and are generally operated for long periods of time. In order to make the transformer safe and economical to operate and improve the reliability of operation, two or more transformers are generally operated in parallel. The ---MORE---
A bread refrigerated truck is a closed van transporter used to transport frozen or fresh-keeping goods. The refrigerated truck is a refrigerated special transport vehicle equipped with a refrigeration unit and a polyurethane insulated box. The refrigerated ---MORE---
A surge protector, also called a lightning arrester, is an electronic device that provides safety protection for various electronic devices, instruments, and communication lines. When a sudden current or voltage is suddenly generated in an electrical circuit or a communication line due to external ---MORE---
Recently, the newly developed single-engine vacuum cleaner of Jizhong Coal Equipment Co., Ltd. successfully went offline. The car has two modes of operation, dry and wet. The suction capacity is stronger, which significantly improves the environmental adaptability. After road test, the sweep rate i ---MORE---
In recent years, with the growing market share of splicing large screens, LCD splicing large screens have become a highlight of the display market. Its unique ultra-narrow splicing screen technology has slowly replaced the traditional large-screen display market. Into all areas, and before the ris ---MORE---
The composition of the soil is complex, so the water in the soil is not pure water, but contains various soluble substances called soil solutions. The soil solution reflects the history and characteristics of the soil type to a certain extent, and also reflects the seasonal dynamics and ---MORE---
Glass reactor is a commonly used biochemical instrument. It is widely used in modern fine chemical, bio-pharmaceutical, scientific research and other industries. It can be concentrated, distilled, recycled, separated and purified under constant speed, constant force and constant temperature. The rea ---MORE---