(tsis tshua muaj hu ua holosteric barometer, nws yog xim hlau barometer.) Lub aneroid barometer yog qhov kub thiab txias ntawm qhov muab siab los ntawm kev hloov pauv ntawm cov roj seem hauv aneroid lossis los ntawm kev sib txuas bimetallic. …
Dab tsi yog hom barometer?
Muaj ob hom barometers: mercury thiab aneroid. Nyob rau hauv lub mercury barometer, atmospheric siab sib npaug ib kem ntawm mercury, qhov siab uas yuav raug ntsuas tau meej. Txhawm rau ua kom lawv qhov tseeb, mercury barometers feem ntau raug kho rau qhov kub thiab txias hauv cheeb tsam ntawm lub ntiajteb txawj nqus.
Holosteric txhais li cas?
: tham tag nrho -siv ntawm lub ntsuas ntsuas (raws li aneroid) tsim tsis siv cov kua.
Peb hom barometer yog dab tsi?
tshooj no suav nrog peb hom kev ntsuas ntsuas ntsuas: cistern, kaum lossis kab pheeb ces kaum, thiab aneroid.
Dab tsi yog aneroid barometer thiab nws ua haujlwm li cas?
Artwork: Ib qho aneroid barometer yog tsim nyob ib ncig ntawm lub thawv kaw (xiav, qee zaum hu ua aneroid cell) uas nthuav lossis cog lus nrog nce siab. Thaum nws txav mus, nws rub lossis thawb lub caij nplooj ntoos hlav (liab) thiab lub zog ntawm levers (txiv kab ntxwv), txav tus taw tes (dub) nce lossis nqis hu (daj).
