The drawing method and usage of common symbols in mechanical drawing

2021-12-30

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The difference between foreign mechanical drawings and domestic mechanical drawings

2021-12-30

Sincethereformandopeningup,mycountryhasintroducedalotofforeignequ. . .

European mechanical drawings use the first angle method, and the United States and Japan use the first angle method. What is the difference between them?

2021-12-30

Mechanicaldrawingistheknowledgethatfactorytechniciansmustmaster.S. . .