Nambala ya cas ndi chiyani?
Nambala ya cas, yotchedwa nambala ya mankhwala ogwiritsira ntchito (Cas), ndi nambala ya chizindikiritso yapadera yomwe idaperekedwa ku chinthu cha mankhwala ndi mankhwala a US ABSTRATS Services (Cas). Chodziwika chilichonse chodziwika, kuphatikizapo zinthu, mankhwala, zosakanizika, ndi biomolecles, amapatsidwa nambala inayake. Dongosolo lolemba lino limagwiritsidwa ntchito kwambiri mu mankhwala, mankhwala opangira mankhwala, ndi zida zam'masitolo ndipo zimapangidwa kuti zizigwiritsa ntchito mogwirizana ndi zomwe zimapangitsa kuti zizindikiritse zinthu.
Kapangidwe ndi tanthauzo la nambala ya cas
Nambala ya Cas ili ndi manambala atatu mu mtundu "XXX-XX-X". Manambala atatu oyamba ndi nambala ya seri, manambala awiri apakati amagwiritsidwa ntchito poyang'ana, ndipo manambala omaliza ndiye digito. Dongosolo lolemba izi lakonzedwa kuti zitsimikizire kuti mankhwala aliwonse amadziwika, kupewa chisokonezo chifukwa cha mitundu yosiyanasiyana kapena chilankhulo. Mwachitsanzo, nambala ya madzi yam'madzi ndi 7732-18-5, ndikutchula nambala iyi ikuloza ku mankhwala omwewo mosasamala dziko kapena mafakitale.
Kufunikira kwa manambala ndi madera ogwiritsira ntchito
Kufunika kwa Nambala ya cas kumawonekera makamaka m'mbali zotsatirazi:

Kuzindikiritsa kwa Zinthu Zapadziko lonse lapansi: Nambala ya Cas imadziwika kwambiri ndi mankhwala osiyanasiyana mankhwala. Kaya mumabuku a sayansi, kugwiritsa ntchito patenti, zolemba za deta kapena nambala ya chitetezo, nambala ya cas imakhala yofanana komanso yotsimikizika.

Kuwongolera data ndikubweza: chifukwa cha mitundu yosiyanasiyana ya mankhwala ndi mitundu yawo yovuta, manambala amapangira magwiridwe antchito ndikubweza makonzedwe a mankhwala okwanira. Ofufuzawo, makampani am'madzi ndi mabungwe aboma amathanso kudziwa zambiri zokhudzana ndi zinthu za mankhwala kudzera manambala.

Kutsatira Kwawodi ndi Chitetezo: Mu kayendetsedwe ka mankhwala, manambala ndi chida chofunikira chotsimikizira kuti mukutsatira. Malangizo ambiri ochokera ku mayiko ndi chigawo, monga kulembetsa, kuwunika, kuvomereza, ndi zoletsa za mankhwala osokoneza bongo.

Kodi ndimapeza bwanji ndikugwiritsa ntchito nambala ya cas?
Manambala amapezeka nthawi zambiri amapezeka pa zosunga zapadera kapena mabuku a cas, obchem, ndi oyenera kutsimikizira kuti nambala yalembedwayo ndi yolondola. Manambala owerengeka amagwiritsidwa ntchito popanga mankhwala ndikupanga njira zopangira kugula, mphamvu zapamwamba, komanso kukonzekera ndi kasamalidwe ka datini ya chitetezo.
Chidule
Malinga ndi mankhwala odziwika bwino padziko lonse lapansi, nambala ya cas imathandiza kwambiri kukwaniritsa bwino komanso kulondola kwa chidziwitso cha mankhwala. Manambala a cas amatenga gawo losasinthika pamakampani opanga mankhwala, kaya pakufufuza ndi kupanga, kapenanso kutsatira chitetezo komanso kusamalira chitetezo. Chifukwa chake, kumvetsetsana ndi kugwiritsa ntchito bwino kwa cas ndikofunikira kwa akampani opanga mafakitale.