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Latest comment: 3 वर्ष पहले by Surya r b 13 in topic Reciprocating Machines
Reciprocating Machinesसंपादित करें
A stem engine converts the heat energy of stem into mechanical energy by the action of a reciprocating piston. A stem engine receivers the stem Surya r b 13 (वार्ता) 09:34, 22 मई 2019 (UTC)