Computer · Building Materials
औद्योगिक भट्टियों में बुनियादी अपवर्तक (basic refractories) के रूप में किस प्रकार की ईंटों का बड़े पैमाने पर उपयोग किया जाता है?
- 1क्रोम ईंटें
- 2सिलीमेनाइट ईंटें
- 3फ़ोर्स्टेराइट ईंटें
- 4मैग्नेसाइट ईंटें✓
सही उत्तर देखें
मैग्नेसाइट ईंटें
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