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This series of products are suitable for aviation, aerospace, electronics, military industry, scientific research, automobile, motorcycle and other industries; the products all adopt the structure of splicing plate assembly, on-site installation and commissioning, and can be equipped with independent control cabinet or console. The working chamber of the test chamber has a large volume, which can simulate the high temperature, low temperature and humidity in the atmospheric environment for large parts, semi-finished products and finished products, analyze and evaluate the performance and behavior of large quantities of parts or complete machines under the proposed environmental conditions, and can be used for both quality inspection and production.