Practice question
निम्नलिखित में से कौन-सा मुख्य 'A' श्रृंखला में एक मानकीकृत ISO ड्राइंग शीट आकार है?
- 1D1
- 2C4
- 3B2
- 4A0✓
सही उत्तर देखें
A0
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