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                                        Chapter 65 smart industry
                                
                                                                                        
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                                        Chapter 67 A set of 2.2 million knives
                                
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... lt problems.
With his current knowledge reserve, he can beat many professors.
But theory belongs to theory.
Practice belongs to practice.
Currently doing theoretical design, he has no problems.
When it is actually manufactured, it is hard to say whether there are any problems.
After all, the plane is such a thing.
It doesn't mean that you can find problems after designing and manufacturing it.
A test flight is a must. ...
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