Computer · Refrigeration and Air Conditioning
अमोनिया प्रशीतन प्रणालियों (ammonia refrigerating systems) के लिए, शेल और ट्यूब कंडेनसर की ट्यूब _________ की बनी होती हैं।
- 1एल्युमिनियम (aluminium)
- 2तांबा (copper)
- 3पीतल (brass)
- 4इस्पात (steel)✓
सही उत्तर देखें
इस्पात (steel)
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