Xov xwm kev lag luam
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Dab tsi ntawm kev ntxuav hniav dawb yog siv rau cov khoom siv yas pov tseg?
Plastics khib nyiab yog qhov peb hu ua cov khoom siv rov ua dua tshiab, tab sis kuj hais lus, tag nrho cov kev ua tau zoo thiab cov yam ntxwv ntawm cov yas khib nyiab tsis zoo li cov ntaub ntawv tshiab thiab tshuaj xyuas cov khoom siv rov ua dua tshiab.Tab sis tsis yog txhua yam khoom yas xav tau kev ua haujlwm zoo li no.Raws li kev ua haujlwm ...Nyeem ntxiv -
Hom optical brightener zoo li cas rau npuas zaj duab xis?
123 Bubble zaj duab xis yog ib yam khoom uas tsis muaj dej noo thiab poob siab-pov thawj tshuaj siv rau ntim thiab sau.Cov yeeb yaj kiab npuas muaj qhov zoo ntawm kev poob siab, kev cuam tshuam, kev tiv thaiv ib puag ncig, saj tsis zoo, thiab corrosion kuj.Nyob rau hauv xyoo tas los no, cov khw hauv online tau tshwm sim hauv lar...Nyeem ntxiv -
Lub 20th International dyestuff exhibition xaus zoo kawg nkaus.
Shandong Subang tos ntsoov yuav ntsib koj dua xyoo tom ntej Lub 20th Tuam Tshoj International Exhibition ntawm dyestuff kev lag luam, organic pigments thiab textile chemicals tau tiav tiav nyob rau hauv Shanghai World Expo exhibition Hall nyob rau yav tav su ntawm ...Nyeem ntxiv
