"Inch" ke eng: inch (") ke karolo e tloaelehileng ea sistimi ea Amerika, e leng liphula, lilakane, tse kang litlhaloso tse 10".
Inches . Ho joalo, bolelele ba monoanamo oa motho le ona bo fapane. Lekholong la bo14 la lilemo, Morena Edward o ile a fana ka "inke e tloaelehileng ea molao".
E thetsoa hore bolelele ba lijo-thollo tse kholo tse kholo ho tloha bohareng ba tsebe ea ballen le ho hlophisa ka tatellano e le 'ngoe.
Ka kakaretso 1 "= 2.54cm = 25.4mm
DN: DN ke yuniti e sebelisoang hangata ka litsamaiso tsa China le tsa Europe. Hape ke litlhahiso bakeng sa ho tseba lipeipi, li-valis mashala, li-plangs, liphula, liphula tsa phala le lipompo tse kang Dn250.
Dn e bua ka bophara ba pipi (e tsejoang: Sena ha se bophara bo kantle le bophara ba ka hare.
Φ: φ ke yuniti e akaretsang, e buang ka bophara ba liphaephe, liqha, tšepe e chitja le lisebelisoa tse ling. Ho ka boleloa le hore ke bophara. Mohlala, φ609.6mm e bua ka bophara ba kantle tsa 609.6mm.
Kaha joale re se re hlokometse hore na likarolo tsena tse tharo li bontša eng, ho na le kamano efe pakeng tsa bona?
Pele ho tsohle, "moelelo oa" Dn "o batla o tšoana le oa DN, ho bontša boholo ba tlhabollo ena, 'me φ ke ho kopanya tse peli.
Mohlala: Haeba pompo ea tšepe ke DN600, 'me phala e tšoanang ea tšepe e tšoailoe ka lisenthimithara tse 24 ". Na ho na le kamano pakeng tsa tse peli?
Karabo ke e! Kakaretso ea inch ke 'mala o tobileng oa palo ea palo ea palo ea 25, e lekanang le DN, e joalo ka 1 "* 25" * 25: * 25 "
Ho joalo, ho na le ba fapaneng, ba 25 ba 25 = 75, ba pota-potiloe ke li-semicolons kapa 2 "1" 1 "1"
1/2 "= DN15 3/4" = DN20 1-1 / 4 "= DN32 1" = DN35 3-1 / DN90
Nako: Mar-10-2022
