gas welding me oxygen or accytelen ka ratio kitna hota hai
a 1:1 b 2:1 c 1:2 d 3:2
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51 Answers
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- 11 Dec
- 0 Comment
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- welding electrod ke upar lage flux ka kya Kary hota h ?
- bhari karyo ke liye kis 🔨 ka upyog Kiya jata hai
- किस टैब का उपयोग डाई बनाने के लिए किया जाता है ।
- sir.... english.... version .. ho to a66a hota hai
hindi version mai baht problem hota hai... plese sir... try to understand...
mai jada hindi nehi samjhta sir...
- blade kitne prakar ki hoti hai
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- How many fundamental deviations are in the BIS system ?
- malti point cuter ka dhatu
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- किस भट्टी में ढलवा लोहे का उत्पादन होता है
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