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Igneous rock, also known as igneous rock, is a rock formed by magma erupting from the earth's surface or invading the earth's crust, cooling and solidifying. Magmatic rocks are very developed in the Panzhihua area, and their distribution area accounts for about half of the city's
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[Source: Xiaoshan Disease Control] Ultraviolet (Ultraviolet, UV) is invisible light with a higher frequency than blue-violet light.
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IT House News on July 6. According to CCTV News, NASA confirmed on July 5, local time, that the CAPSTONE lunar probe currently has a communication failure and that it has left the earth's orbit with a small Capstone cube satellite launched last Tuesday. Lost contact while heading
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According to reports, China's import dependence on high-end scientific instruments ranks in the top three along with chips and oil, with the import dependence reaching 90%, which is higher than chips and oil. At a time when China's scientific research is advancing to the high end
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The most fearful thing about using a toilet is that it malfunctions, which affects the normal use of the toilet. For example, some toilets leak. 1. How to solve toilet leakage 1. We need to open the water tank. Usually, we will see that the water tank is full of water, and then t
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