Category: Measure weather

Smart phone as Lab

Introduction- School spends lot of money on purchasing instruments such as measuring devices and...

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बोअर पुनर्भरण

आपल्या बोअरवेलजवळ ५ X५ आणि ७  फुट खोलीचा आधुनिक शोषखड्डा  सांगितल्याप्रमाणे शोषखड्डा...

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