“Fitopreparatlar texnologiyasi” fanidan o„quv –uslubiy majmua
127
Manometer
Manometr
A device for measuring
the pressure of liquid
and gas. These
instruments are a few
types: positive (full
vacuum) to a pressure
manometers; excessive
pressure or absolute
pressure atmospheric
pressure. Barometer for
measuring atmospheric
pressure,
vakuummetrlar used to
measure the pressure of
close to zero.
suyuqlik va gaz bosimini
o‗lchaydigan asbob.
Bunday asboblar bir
necha turga bo‗linadi:
noldan (to‗la
vakuumdan)
hisoblanadigan bosimni
o‗lchaydigan
manometrlar; ortiqcha
bosimni ya‘ni absolyut
bosim atmosfera
bosimidan katta
bo‗lganda. Atmosfera
bosimini o‗lchash uchun
barometrlar, nolga yaqin
bosimlarni o‗lchash
uchun vakuummetrlar
ishlatiladi.
Pribor dlya izmereniya davleniya
jidkosti i gaza. Eti instrumentы
neskolko tipov: polojitelnыy
(polnыy vakuum) na manometrы
davleniya; izbыtochnoe davlenie
ili absolyutnoe davlenie
atmosfernoe davlenie. Barometr
dlya izmereniya atmosfernogo
davleniya, vakuummetrlar
ispolzuetsya dlya izmereniya
davleniya blizka k nulyu.
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