Third-rate mechanical engineers sell life, second-rate engineers sell time, first-class engineers tell you this
author:Practical tutorials on mechanical design
This resource is too precious, we expect to delete it within 24 hours, students who hope to improve their abilities, get it and save it as soon as possible~!
Claim method: Like + Forward, then Comment: 666
I carefully sorted out 210 real mechanical design materials for everyone, which is very helpful for everyone to learn
Hello everyone, I'm Brother Xue. It is very important to do the bill of quantities and verify the quantity of the intelligent weak current industry, and the key method should be correct, summarize it today. Calculation of weak current engineering quantity:...