Leej twg yog tus neeg sau ntawv sau?
Leej twg yog tus neeg sau ntawv sau?

Video: Leej twg yog tus neeg sau ntawv sau?

Video: Leej twg yog tus neeg sau ntawv sau?
Video: Tsim Nyog Kuv Yog Tus Tu Siab - Tsom Xyooj Nkauj Tawm Tshiab 2022 2024, Lub peb hlis ntuj
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Phillumeny (tseem hu ua phhillumenism) yog qhov nyiam ntawm kev sau cov khoom sib txawv: matchboxes, matchbox labels, matchbooks, matchcovers, matchsafes, etc.

Puas muaj leej twg sau phau ntawv qub?

Raws li Shedlow, muaj kwv yees li 7,000 phau ntawv npog cov ntawv sau. Matchbooks poob rau hauv ntau yam kev faib tawm; qee cov neeg sau khoom mus tom qab txhua hom phau ntawvthiab lub thawv, qhov twg lwm tus sau cov npe tshwj xeeb. … Ib qho khoom sau muaj nqis ntau pua daus las.

Dab tsi yog qhov sib txawv ntawm lub matchbox hu ua?

Cov khoom ntoo ntoo tau ntim rau hauv lub thawv ntawv, thiab cov ntawv sib tw tau txiav ib nrab rau hauv kab thiab khi rau hauv phau ntawv sib tw. Coated kawg ntawm qhov sib tw, hu ua qhov sib tw "lub taub hau", muaj cov hlaws ntawm cov khoom xyaw nquag thiab khi; feem ntau xim rau kev tshuaj xyuas yooj yim.

Lub thawv ntawv ua los ntawm dab tsi?

Lub taub hau ntawm kev nyab xeeb kev sib tw yog ua los ntawm cov neeg sawv cev oxidizing xws li potassium chlorate, tov nrog sulfur, fillers thiab iav hmoov. Ib sab ntawm lub thawv muaj cov phosphorus liab, binder thiab hmoov iav.

Puas sib dua qub dua ntais?

thawj lub teeb tau tsim nyob rau xyoo 1816 los ntawm tus kws tshuaj German hu ua Johann Wolfgang Döbereiner. Kev sib tw zoo li tshuaj lom neeg tau pib rov qab rau xyoo 17th nrog kev tshawb pom ntawm phosphorus, tab sis qhov tseeb kev sib txhuam tsis tau tsim kom txog rau thaum xyoo 1827. …

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