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However, science and technology are two different social cultures, and the differences between them are obvious. The basic task of science is to know the world and find it, thus increasing the intellectual wealth of mankind. The basic task of technology is to discover the world and invent it to create the material wealth of mankind and enrich the spiritual and cultural life of human society. Science answers questions about "what" and "why"; The technology answers the question "what to do" and "how to do". Therefore, the results of science and technology are different in form. Scientific achievements are generally expressed as concepts, laws, papers and other forms. The technical results are usually in the form of process flow, design drawing, operation method and so on. Scientific products are generally not commercial and technological achievements can be commoditized. Modern technology has a strong utilitarian and commercial color.
Of course, repairing a damaged alloy wheel might be tricky. Many think that a cracked or bent wheel can simply be bent back into place, nonetheless it isn't that simple. Fortunately, we of experts carries a method of safely repairing a damaged wheel that may remove even unnoticeable cracks and other weak spots. The wheel is installed on a vehicle simulator, and as heat, pressure and lightweight vibrations are applied to the wheel the alloy moves back in place without cracking. The wheel retains its original strength once it cools. It is also washed thoroughly, since brake dust and rust can hide small cracks. Once the wheel is restored and cleaned, it can be inspected thoroughly by all of us of experts.
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