- Heoxygenatestheeggsbyfanningthemwithhispectoralfins.Inthisthesis,theinvestigationwasoperatedonaHL495IQEFIenginetoresearchtheeffectsofthreekindsofoxygenatesontheengineperformanceandemissioncharacteristic.Alternatenostrilbreathingcalmsanagitatedmind,ox...
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