Kwamfutocin, Kayan aiki
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.
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.
| 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 |
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.
| 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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