Section 10: Basic and common symbols recognition
symbol means, make sure you ask someone who definitely knows, ... 0.4 Fine grinding 0.2 Honing 0.1 Buffing 0.05 Polishing 0.025 Super polishing These numbers will become more relevant when the user is more conversant with the finishes they represent. Ask your teacher to supply samples of various finishes to a certain roughness value. MEC076 Engineering Drawing Interpretation 1 Resource Package ...
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