Dec 23, 2019 Tso lus

Daim iav rearview yog dab tsi?

Daim iav tsom iav tom qab yog qhov cuab yeej uas tso cai rau tus tsav tsheb kom tau txais cov ntaub ntawv ncaj qha los ntawm lub nraub qaum, sab thiab hauv qab ntawm lub tsheb thaum zaum hauv lub rooj tsav tsheb. Txhawm rau kom yooj yim rau kev khiav haujlwm ntawm cov tsav tsheb, tiv thaiv kom tsis txhob muaj xwm txheej tshwm sim hauv tsheb, kom muaj kev nyab xeeb ntawm tus kheej, txhua lub tebchaws tau tshaj tawm tias lub tsheb yuav tsum tau ntsia lub iav saib tom qab, thiab txhua daim iav tom qab yuav tsum tuaj yeem kho cov kev taw qhia.

Daim iav tom qab muaj qhov teeb meem nrog lub qab ntug, uas yog qhov sib txawv ntawm qhov tsom iav tuaj yeem xav. Muaj peb lub ntsiab hauv kev lag luam: qhov kev ncua deb ntawm tus neeg tsav tsheb lub qhov muag thiab daim iav tom qab; Qhov loj me ntawm daim iav pom tom qab thiab lub vojvoog ntawm curvature ntawm ib lub tsom iav sab nrauv . Muaj qee txoj kev sib raug zoo ntawm peb yam no. Thaum qhov kev ncua deb thiab qhov loj ntawm lub tsom iav tom qab yog qhov qub, lub vojvoog me dua ntawm curvature ntawm daim iav, qhov loj dua lub qab ntug pom los ntawm daim iav. Thaum lub vojvoog ntawm curvature ntawm daim iav yog qhov qub, qhov loj dua qhov loj me ntawm daim iav, qhov loj dua qab ntug ntawm daim iav.

Daim iav txuas tom qab tseem muaj qhov ntsuas ntawm kev xav. Qhov siab dua qhov cuam tshuam, qhov meej meej daim iav yuav saib. Qhov loj ntawm kev cuam tshuam muaj feem cuam tshuam nrog cov duab tsom iav xav tau ntawm cov iav sab hauv.

Vim tias qhov nce ntawm kev ceev ntawm cov tsheb dav dav, cua tsis kam thiab suab nrov yog qhov teeb meem tseem ceeb rau cov neeg tsim qauv xav txog, yog li cov ntsiab lus ntawm daim iav sab nraud yuav tsum ua raws li aerodynamics, nrog cov kab du kom txo tau cua tsis kam thiab suab nrov.

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