Cov tshuab twg siv levers?
Cov tshuab twg siv levers?

Video: Cov tshuab twg siv levers?

Video: Cov tshuab twg siv levers?
Video: peb yog leej twg 2024, Kaum ib hlis
Anonim

Wheelbarrows , nuv ntses pas nrig, shovels, brooms, caj npab, ceg, nkoj oars, crow bars, thiab lub raj mis qhib yog tag nrho cov piv txwv ntawm levers. Levers tej zaum yuav yog ib lub tshuab siv yooj yim tshaj plaws. Raws li nrog tag nrho cov tshuab yooj yim zoo li lub lever, lawv tau tsim los pab ua haujlwm yooj yim dua.

Kuj paub, hom tshuab dab tsi yog lub zog?

Lub zog yog a tshuab yooj yim uas ua kom yooj yim rau kev siv; Nws suav nrog kev txav ib puag ncig ib puag ncig siv lub zog. Ntau yam ntawm peb cov cuab yeej yooj yim siv levers, suav nrog txiab (2 chav kawm 1 levers), pliers (2 chav kawm 1 levers), rauj claws (ib chav kawm 2 qib), txiv ntseej crackers (2 chav kawm 2 levers), thiab xov (2 chav kawm 3 levers).

Kuj Paub, 7 lub tshuab yooj yim yog dab tsi?

  • Lever.
  • Log thiab qag.
  • Pulley.
  • Lub dav hlau inclined.
  • Npuag.
  • Ntsia hlau.

Ib yam li ntawd, 3 qhov piv txwv ntawm lub zog yog dab tsi?

Cov chav kawm ntawm lever nyob ntawm qhov chaw ntawm lub load, quab yuam, thiab fulcrum. Qee qhov piv txwv ntawm levers muaj ntau tshaj ib qho chav kawm , xws li txiv ntseej cracker, stapler, ntsia thawv clippers, ice tongs thiab tweezers. Lwm cov levers, hu ua ib leeg chav kawm levers muaj xws li claw kawg ntawm ib tug rauj.

Dab tsi siv lub lever?

A lever feem ntau yog siv los txav lossis nqa khoom. Qee lub sij hawm nws yog siv los thawb tawm tsam cov khoom, tab sis tsis txav lawv. Levers siv tau los siv lub zog loj tshaj qhov me me ntawm ib qho kawg los ntawm kev siv lub zog me me dhau ntawm qhov deb dua ntawm lwm qhov.

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