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Chapter 718 Assign tasks and perform their duties
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Chapter 720 All ready to go
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... e third day, and most of the design and finalization of the "mini excavator" has been completed, only the rotation center motor connecting the upper platform assembly and the chassis assembly remains, and there are still some problems.
This piece is designed by Liu Yan, and her level of mechanical drawing is quite good.
However, due to lack of understanding of the product, the rotary center motor she designed has a fatal problem, that is, the rotary joint and the rotary suppor ...
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