Таджикистан – Энциклопедия на таджикском языке КИТОБАМ

PROEKhIDNAHO (Zaglossus), jinsi hayvonhoi muhradori tukhmguzor az oilai ekhidnaho. Darozii tanashon 45—77 sm, vaznashon 5—10 kg; du taraf va takhtapushtashon suzanpush ast. Se namudashon dar Gvineyai Nav zindagi mekunand. 1—3 dona tukhm guzoshta, onro dar khaltai shi­kam girifta megardand. Shumoraashon khelo kam ast.

PROZENKhIMA (az yunoni pros — az bolo, dar nazdi va enchyma — pur kardashuda, purkunanda; dar in jo— bofta), boftai rastani, ki az hujayrahoi darozruya va odatag nuktezi paydoish va vazifaashon gunogun iborat ast.

PRIZMA (yunoni prisma), bisyorruyaest, ki du ruyai n -kunja (a s o s-h o i Prizma) dorad va p to ruyaash (r u ya h o i pahluii II.) parallelogramhoand. Asoshoi Prizma kongruentiand va dar hamvorihoi paralleli voqeand. Agar hamvorii ruyahoi pahlui ba hamvorii asos perpendi­kulyar boshad, Prizmaro rost va …

PRINSIPAT (lotini principatus, az princeps — yakum, sardor, rohbar), dar adabiyoti tarikhi istiloh baroi ifodai shakli makhsusi mutlaqiyati davrahoi avvali Imperiyai Rimi Qadim (27 to melod—193 melodi), ki dar on rasman baze idorahoi respublikavi boqi monda, imperator prinsipat nomida meshud. Sistemai Prinsipat dar aqdi Avgust, ki davlati u dar natijai …

PRIZMAI NIKOL, hikoya, asbobi optikiest, ki chun polyarizator va analizator istifoda meshavad va az khud faqat shuohoi khatti polyarizatsiyashudai samti polyarizatsiyaashon muayyanro (nig. Polyarizatsiya) meguzaronad. Soli 1828 fiziki anglis U. Nikol (W. Nicol) kashf kardaast. Onro az shpati islandi (SaSo3) dar shakli prizmai chorruya mesozand, ki du kunji muqobilkhobidaash 68° …