04. Pressed iav
Apr 26, 2018
Tso lus
Cov iav nias yog ib daim iav uas siv lub plunger rau nias molten iav rau hauv pwm.
Cov txheej txheem tsim nyob rau hauv Tebchaws Meskas los ntawm 1820s thiab nyob sab Europe, tshwj xeeb yog Fabkis, Bohemia, thiab Sweden los ntawm 1830s. Los ntawm lub xyoo pua thaum xyoo 1920, feem ntau cov khoom lag luam ua cov khoom ua muag tau ua rau (1850-1910).
Ib hom khob iav yog cov xaum qhuav iav. Xaus ntim cov iav ua rau xyoo pua 20th yog feem ntau hu ua goofus iav. Tus qauv kuj siv los ua cov hlaws dai.