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Piston Ring Publishing Time:2018-09-19 11:50
  The piston ring is a consumable assembly of high precision, which is assembled on the piston. Yehong piston ring can effectively maintain the air tightness of the cylinder, improve the thermal efficiency, adjust the engine oil, ensure the lubrication of the cylinder and the piston and the ring, and transmit the heat generated by the piston to the cylinder liner promptly.

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