Xov Xwm Tuam Txhab
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Qhov sib txawv ntawm sab flex chains thiab cov saw zoo tib yam
Chain drives yog cov khoom siv sib kis tau zoo siv hauv ntau daim ntawv thov kev lag luam. Lawv feem ntau koom nrog kev siv spur lossis helical sprockets kom xa cov lus tsa suab ntawm ib lub ntsiab lus mus rau lwm qhov. Txawm li cas los xij, muaj ib hom kev tsav tsheb uas raug xa mus rau ...Nyeem ntxiv -
Nyob Zoo Xyoo Tshiab
"Nian" yog lub npe ntawm dab thaum xub thawj, thiab nws tawm txhua xyoo nyob rau lub sijhawm no los ua phem rau tib neeg. Thaum pib, sawv daws nkaum hauv tsev. Tom qab ntawd, tib neeg maj mam nrhiav pom tias Nian ntshai liab, couplets (peach charms) thiab ...Nyeem ntxiv
