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OPPAIR Focus on quality and serve customers. As China’s top screw air compressor supplier, we start from the needs of customers, continue to develop and innovate, and are committed to providing customers with high-quality and cost-effective screw air compressors. Support product design customization, color customization, logo customization, configuration customization, and provide a variety of solutions for dealer customers.
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OPPAIR screw air compressor is the most used power resource in modern industrial production. It is the main "air source" necessary for conventional factories. It is one of the commonly used mechanical power equipment in many enterprises. Basically, air compressors are us...
As a means of transportation, the subway has a history of nearly 160 years, and its traction technology is constantly changing. The first-generation traction system is a DC motor traction system; the second-generation traction system is an asynchronous motor traction sys...