Friends, jesa ke ap jante hain keh aj ka insan kese kese karnamey sar anjam deraha hai. Dosron shubon ki tarah road banane ki technology mein bhi insan kesi tarah kam nahin hai.
Es video mein road technologies ke bare mein dekhaya gya hai, Jo keh herankun aur dilchasb hai. Roads banane ki kesi kesi techniques and machines ban chuki hain, Ap ko dekh ke herani hogi.
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