paperclip yog muab faib ua lub pov haum, uas yog qhov nws yuav tsum siv hauv koj lub app.
Vim li cas daim ntawv clips hu ua lub pov haum clips?
Tus Norwegian Johan Vaaler feem ntau hu ua tus tsim ntawm daim ntawv clip. Norway tsis muaj chaw ua haujlwm patent, yog li nws tau thov Asmeskas patent rau ib txheej ntawm square thiab triangular clips. Qhov ntawd yog xyoo 1901. … Peb hu tias lub pov haum daim ntawv clip vim Middlebrook tau tsim nws lub tshuab rau lub tuam txhab lub pov haum, hauv tebchaws Askiv.
Yuav ua li cas hom khoom yog ib daim ntawv?
Ib daim ntawv clip (paperclip) yog khoom siv los tuav cov ntawv ua ke, feem ntau yog ua los ntawm cov hlau xaim khoov mus rau ib lub voj voog (txawm tias qee qhov yog npog hauv yas).
Puas yog daim ntawv clip yog qauv?
Ib daim ntawv clip yog tsim los ntawm 1, 000, 000, 000, 000, 000, 000, 000 atoms ntawm hlau. Cov atoms no tau ntim nruj heev thiab nyob rau hauv crystalline qauv, ib txwm npaj ntawm atoms uas rov ua nws tus kheej ntau zaus. Qhov no yog cov qauv crystalline rau hlau atoms.
Thaum twg lub pov haum ntawv clip tau tsim?
Nyob rau xyoo 1899, patent tau muab rau William Middlebrook rau kev tsim, tsis yog ntawm cov clip, tab sis ntawm cov tshuab ua nws. Nws muag patent rau Asmeskas chaw ua haujlwm-chaw tsim khoom Cushman & Denison, uas tau luam nws li lub pov haum clip, hauv 1904.
