As a leading company of Shanghai Movable Company, Shanghai Gongxing Kouchang Logistics Co., Ltd. has provided transportation services for heads of states, trade, sports, military, and press from the United States, Russia, Japan, Germany, Sweden, Canada, etc. since its establishment. It w
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In the past two years, it was found that most of the fires occurred because of electrical problems in the circuit. Some areas have reached 65%. Therefore, electrical is really a very big hidden danger in our lives. Therefore, people are trying to prevent fires from happening. With better cont
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The basic composition of the system
The video security monitoring system generally consists of four main parts: front-end, transmission, control, and display recording. The front-end part includes one or more cameras and associated lenses, heads, shields, decoding
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At present, there are many types of magnetic separators used at home and abroad, and the classification methods are different.
(l) According to the magnetic source of the magnetic separator, it can be divided into a permanent magnet magnetic separator and an electromagnetic magnetic…
On September 26, 2017, as a global technology leader in solutions for clean and efficient drive systems for internal combustion engines, hybrids and electric vehicles, BorgWarner provides a wide range of product solutions for the rapidly growing hybrid and electric commercial vehicle…
The impact of complex temperatures on full-color LED displays Full-color LED displays are critical for ambient temperatures. Theoretically, it is at room temperature 25°C, and its working state is optimal. But in fact, outdoor full-color LED display in the application of the ambient temper
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Pretreatment method before gold extraction gold ore containing arsenic
In order to expose the gold is disseminated ore pyrite wrapped arsenic, arsenic minerals To eliminate the influen…