Full text of the national standard GB 15763.1-2009 "Safety Glass for Buildings Part 1: Fireproof Glass"
National Standard of the People's Republic of China - Safety Glass for Buildings - Part 1: Fireproof Glass
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National Standard of the People's Republic of China - Safety Glass for Buildings - Part 1: Fireproof Glass
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The construction industry is one of the largest emitters of greenhouse gases. According to the German Environment Agency, buildings account for about 30% of the country's CO2 emissions and 35% of its energy consumption. Buildings with large glass facades and roofs, such as the office buildings that dominate modern cities, are particularly problematic. They get hot in the sun, especially in summer. However, the use of blinds and blinds to provide shade is generally undesirable because they detract from the aesthetics of the glass and interfere with views outside. Instead, the interior is cooled with air conditioning, which requires a lot of electricity and increases the building's carbon footprint.
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In 2021, the investment in the new expansion project of photovoltaic glass is nearly 45 billion, and the performance of 35 photovoltaic enterprises is polarized
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Insulating glass built-in shutters are built-in aluminum shutters in double-layer tempered glass to control the light entering the room. It not only retains the beautiful and practical characteristics of the shutters, but also overcomes the shortcomings of cleaning. It has gradually become the most basic configuration of ordinary houses. It is also the most important factor affecting lighting, ventilation and comfort. So, how should the built-in louver insulating glass be installed?
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In the current building, the wide application of glass curtain wall is believed to be obvious to all. Therefore, the glass curtain wall has always been the focus of our discussion. From the initial introduction of glass curtain walls, to the classification of glass curtain walls, to the cleaning and care methods of glass curtain walls, these are issues that we have discussed many times.
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On December 17, 2020, the Chang'e-5 return module landed safely and brought back nearly two kilograms of lunar samples, the first time my country's extraterrestrial celestial body sampling was returned. It is reported that lunar sample 001 contains 100 grams of lunar soil samples. The container material is artificial crystal, and the lunar soil is stored in the hollow sandwich sphere shape in the center.
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