General Studies · Welding
निम्नलिखित में से कौन सी एक संगलन (fusion) वेल्डिंग प्रक्रिया नहीं है?
- 1इलेक्ट्रोस्लैग वेल्डिंग
- 2आर्क वेल्डिंग
- 3घर्षण विलोडन वेल्डिंग (Friction stir welding)✓
- 4गैस वेल्डिंग
सही उत्तर देखें
घर्षण विलोडन वेल्डिंग (Friction stir welding)
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