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Takarda masu girma dabam bisa ga ISO

Yau muna gaya game da takardar masu girma dabam. Su labarin zai fara da karshen XVIII-karni. A 1798 a Jamus marubuci kuma masanin kimiyya, Dr. Georg Karin Lichtenberg, a cikin wasika zuwa Johann Beckmann bayyana m kuma na ado al'amari rabo daidai da square tushen na 2.

Shekaru da dama daga baya, Faransa gwamnatin da aka gabatar da wata doka a kan haraji na takarda, fatake, nuna shi size, ya daidai da m zamani Formats ISO. "Register Grand" - wannan ne ISO da A2, "Grand papier" - ISO B3 da sauransu. Faransa-tsaren taba zama mai farin jini da kuma aka manta game shẽkara ɗari.

A 1922 a Jamus ga manufar tattalin arzikin da kuma yadda ya dace an gabatar da DIN misali 406. Wannan ra'ayi ya kasance haka tabbatacce cewa da yawa Turai da kuma kasashen Asiya suna shan Jamus a matsayin kasa misali. Kuma tun shekarar 1975, domin duk hukuma takardun na Majalisar Dinkin Duniya ne ta size takardar shiga.

A ware ne kasashen a North America, shi ne Amurka da kuma Kanada, kazalika da Japan.

Kamar yadda ISO takarda da aka asali raba uku main azuzuwan. Dalili dauka leaf yanki na daya murabba'in mita. Kamar wancan ne da size yayi dace da A0 format. An yi imani da tsawon da nisa a mm. Kamar yadda wani janar mulki, duk sauran takarda masu girma dabam suna ƙaddara da rarraba mafi tsawo gefe zuwa biyu, wato, idan A0 (841x1189) da yanke a cikin rabin, mun samu 594h841. Wannan zai zama A1 size, da dai sauransu

Domin bango bayanai za su gudanar da dukan masu girma dabam na aji A cikin tebur.

Formats aji takarda
takarda size A0 841h1189
Girman takarda A1 594h841
A2 takarda size 420h594
A3 takarda size 297h420
A4 size takarda 210x297
A5 takarda format 148h210
A6 takarda size 105h148
takarda size A7 74h105
Takarda Girman A8 52h74
takarda format A9 37h52
Takarda Girman A10 26h37

A aji a Rasha ne mafi mashahuri. A mafi m aka dauke su A4 size. Ya yi amfani da kullum a miliyoyin ofisoshin.

Amma a Turai, taro samar ba za a iya dogara ne a kan wani musamman format. Dalilin shi ne, mafi kuma mafi used bugu kayan aiki da za su iya aiki a duniya gamsarwa mabukaci bukatar. Wannan shi ne dalilin da ya sa akwai takarda Formats Class B. Suna ayyana a matsayin na lissafi nufin tsakanin makwabta aji A. Wannan ne, B1 lissafi nufin tsakanin A0 da A1. Kuma shi ne kama da S-aji format - shi ne na lissafi nufin tsakanin tsare-tsaren A da B da wannan lambar. Wannan shi ne wata wasika da aka rubuta a kan A4 takardar, daidai located in format C4 ambulan da kuma takardar da A5 ba tare da matsaloli ta'allaka a ambulaf C5.

Class masu girma dabam na takarda masu girma dabam, B da C
B0 1000x1414 C0 917 * 1297
B1 707x1000 C1 648 * 917
B2 500x707 C2 458 * 648
B3 353x500 C3 324 * 458
B4 250x353 C4 229 * 324
B5 176x250 C5 162 * 229
B6 125x176 C6 114 * 162
B7 88x125 C7 81 * 114
B8 62x88 C8 57 * 81
B9 44x62 C9 40 * 57
B10 31x44 C10 28 * 40

Duk wadannan tsare-tsaren ana edging cewa shi ne, shi ne girman takardar da gama wallafe.

A cikin shafukan da search engines ne sau da yawa rikice ba tare da format da kuma inganci. Classes A, B, C in wani hali ba za a gauraye da takarda da category A +, B, B +, C, C + - da kuma mataimakin versa. A cikin farko idan - shi ne size, a karo na biyu - daraja da dukiyoyinsu. The sama Categories ayyana ingancin da takarda a kan wasu sigogi, kamar yawa, sĩlĩli fari, zafi, curl, watsin, smoothness, roughness, kauri, stiffness. Haka kuma, da Categories ƙaddara da quality, cewa shi ne takarda alatu category - yana da A, darajar kudi - takarda category a cikin takarda ajin - S.

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