Xyoob thiab ntoo ua kev lag luam raws li ib txwm tsim kev lag luam
Mar 12, 2022
Muaj ntau lub lag luam me thiab micro lag luam hauv kev lag luam, feem ntau yog tsim cov xyoob thiab cov khoom ntoo xws li toothpicks, corks, thiab tes. Txawm li cas los xij, cov xyoob thiab ntoo ua cov lag luam me me hauv cov nplai thiab tawg, thiab hauv cov txheej txheem ntawm kev tsim kho, muaj qhov tsis zoo xws li kev ua cov khoom ntxhib, tsis muaj nqi ntxiv, thiab cov nyhuv agglomeration insignificant.
Ua ib qho piv txwv ntawm xyoob thiab ntoo cov khoom lag luam hauv Longquan City, Zhejiang Province, xyoo 2008, muaj 76 xyoob ntoo thiab ntoo ua lag luam saum toj no qhov loj me hauv Longquan City, suav txog tsuas yog 43 feem pua ntawm tag nrho cov lag luam. Ntawm 76 lub tuam txhab saum toj no qhov loj me, tsuas yog 5 tus nqi tsim tawm ntawm 50 lab yuan. Qhov ntsuas ntawm lub lag luam yog me me, cov khoom siv rov qab, thiab cov khoom qib qis. Lub peev xwm ntawm kev tshawb fawb ywj pheej thiab kev loj hlob tsis muaj zog, kev hloov ntawm cov khoom lag luam qeeb, thiab cov khoom tshiab nyob hauv kev lag luam tsawg dua, thiab feem ntau lawv noj cov khoom seem ntawm lwm tus. Muaj ob peb thev naus laus zis-raws li thiab cov tuam txhab tsim kho tshiab, cov tuam txhab lag luam cov txiaj ntsig thiab kev ua lag luam kev sib tw tsis muaj zog, thiab tsis muaj qhov zoo -cov npe paub. Nyob rau hauv xyoo tas los no, txawm hais tias qhov xwm txheej tau txhim kho, tseem muaj qhov tsis muaj qhov loj dua thiab cov txiaj ntsig ntau dua.