飞机升力的研究

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1、theStudyofLiftoftheAircraftFirstly,letuswatchavideoinordertoknowwhatistheliftoftheaircrafttheformulaexpressedbyliftcoefficientLiftPowerangletheairflowexpressthepressurecomponentr—thedensityofthefluidisthesamewithistheMachnumberthatexpresstheflowvelocityofapointintheratioofspeedofthesounda

2、tthepointv—therelativevelocityofthefluidpResistancetheFrictiontheformulaexpressedbydragcoefficientv(includingfrictionandpressureresistance)istheverticalprojectionareaofthewingpisdragcoefficientpressureresistancetheformulaexpressedbypressurecoefficient—thepressurecoefficientforincompressib

3、leflowthefrontalareaofthewingthetotalresistanceWecanalsowritteninthisformAtlast,thetotalforceisTherefore,theplanecanflyundertheactionofthesefourforcesthatisgravity,lift,resistanceandthrustAnexperimenttheformulaexpressedbyliftcoefficient?That’sall,thankyou!