Science · Chemistry
पोर्टलैंड सीमेंट में मौजूद मुख्य घटक क्या है?
- 1रेडियन/सेकेंड 2
- 2वसा अम्ल
- 3मेथिलेमीन
- 4कैल्सियम ऑक्साइड (CaO)✓
सही उत्तर देखें
कैल्सियम ऑक्साइड (CaO)
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