In recent years, the construction speed of photovoltaic power stations in China has been very fast, but the supporting construction is still unable to keep up. In addition, the ability to absorb photovoltaic power in the western region is limited. For example, in Gansu, Xinjia

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Now many people will go to the mobile phone street to buy some mobile phone battery chargers of a few yuan or a dozen yuan, but many chargers have poor charging performance, and finally cause battery drums, and the capacity is reduced. The main reason is that the control of the constant voltage c

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Japanese chip makers use inexpensive, etched striped sapphire substrates to produce devices that are said to be the highest output heterojunction epitaxial non-polar GaN LEDs. Since Toyota synthesized a 3-inch non-polar GaN LED, it is getting closer and closer to commercial LEDs that are not affect

Following the sale of toy version of millet VR glasses, Xiaomi officially released the official version of VR glasses for only 199 yuan; the world’s first VR mobile phone was released in Shenzhen, filling the gap in the world-class technology of China’s origin