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Chapter 87 Upgrade and new features
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... transmission of power from the gears. At the earliest, the axes of the escape wheel, the pallet fork, the balance shaft and the wheels of the wheel train were screwed into the holes in the brass splint. These holes have small oil grooves, and the oil flows into the holes to lubricate. Pivot. Although there is no problem in this short period of time, after a long period of time, dust in the air, once entered, will form an abrasive substance, which will cause corrosive threat to brass and even ste ...
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