Cov txheej txheem:

Hom S teeb qhov muag yog dab tsi?
Hom S teeb qhov muag yog dab tsi?

Video: Hom S teeb qhov muag yog dab tsi?

Video: Hom S teeb qhov muag yog dab tsi?
Video: saib tu niam laus qhov khoom plig muab rau nkaujntsuab yog dab tsi os ... 2024, Kaum ib hlis
Anonim

S yam me me qhov muag teev tau pom hauv ntau daim ntawv thov suav nrog: qhov taw qhia, pib nres thiab tig teeb liab teeb , scientific thiab kho mob instruments, microscopes thiab aircraft. Tus lej tom qab ' S ' yog txoj kab uas hla ntawm iav hauv 1/8 nti increments. Ib S8 noob Piv txwv li, muaj txoj kab uas hla ntawm 1 nti.

Tsis tas li ntawd, hom teeb pom kev zoo yog dab tsi?

Ntawm no yog cov npe ntawm tsib hom teeb pom kev zoo tshaj plaws nrog rau lawv qhov zoo

  • Cov Teeb Pom Kev Zoo: Cov qhov muag teeb yog cov qhov muag teev.
  • Fluorescent Teeb:
  • Compact Fluorescent Teeb (CFL):
  • Halogen Teeb:
  • Lub teeb Emitting Diode (LED):

Ib qho ntxiv, Dab tsi yog Class A lub teeb pom kev zoo? Chav kawm A qhov muag teev siv tsuas yog 20 txog 50 feem pua ntawm lub zog siv los ntawm cov roj teeb lub teeb ntawm qhov ci ntsa iab zoo sib xws. Piv txwv li, kom ua tiav chav kawm Rating, ib lub teeb zoo li lub teeb ci 60-watt yuav tsum haus ntawm 12 thiab 30 watts ib teev.

Ib yam li ntawd, 3 hom teeb pom kev zoo yog dab tsi?

Muaj peb yooj yim yam ntawm qhov muag teeb ntawm kev ua lag luam: roj teeb , halogen, thiab CFL (compact fluorescent lub teeb ).

Lub teeb hom twg yog qhov zoo tshaj?

Koj Qhov Teeb Pom Kev Zoo Tshaj Plaws Xaiv LED qij haum rau cov teeb pom kev zoo thiab yog qhov ntau tshaj zog -kev xaiv lub teeb pom kev zoo. Lawv muaj wattage qis dua qhov muag teev tab sis emit tib lub teeb tso zis. Qhov no tso cai rau lawv tsim tib lub teeb tab sis siv tsawg dua zog.

Pom zoo: