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Chapter 174 Create an F1 engine (below)
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... imitive and too inaccurate, and it is completely out of the development of the times. can
Yes, the piston that I just took out was obviously polished out with this simplest manual method, but the light is the mirror finish of the surface, I know that this is definitely a rare boutique. The two surveyors were poisonous in their eyes, and similar workpieces could not be seen in tens of thousands of pieces. After reading it with experience, it is measured with the instrument, and the unprece ...
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