Comparison of Bord& Pillar method with Longwall method - For 1st yr Diploma, 2nd yr Degree

[@jitendrakumar4616]

Bahut aacha laga sir आपके samzane ka method....

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[@Somda2233]

Good Explanation Sir , Keep with us sir

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[@Viralshort01547]

Amazing 😍🤩 sir❤❤ love from chirimiri ❤❤

[@sagarmhnta]

Very knowledgeable

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[@manishkumarsahu745]

Thank you sir

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[@amitchaturvedi2012]

🙏🙏👌👌💐💐

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[@abhishekkaushal7764]

sir room and pillar pe bhi video upload kijiye

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[@deepakkathoute00]

Sir pdf bhi lagaiye description me 🙏

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pk

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[@jitendrakumar4616]

Good evening sir

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ge