E le morekisi oa mekotla ea polasetiki e rekisoang kantle ho naha, theko ea thepa e tala e ntse e phahama.Lebaka la ho phahama ha theko ea thepa e tala ke lefe?
Joalokaha bohle re tseba, mekotla ea polasetiki e entsoe ka polyethylene, polypropylene, polyvinyl chloride le lisebelisoa tse ling tse tala.Bongata ba polasetiki ke polymer e entsoeng ka polymerization ea lihlahisoa tse nkiloeng petroleum le lisebelisoa tse ling tsa mesaletsa ea khale.
1. Ha theko ea oli e ntse e phahama, theko ea thepa e tala e ntse e phahama
2. Phepelo le batla resonance
3. Tšusumetso ea seoa sena
Litheko tsa thepa e tala li nyolohile, tse ling tsa tsona li bakoa ke khaello ea sebopeho sa phepelo le likepe ka lebaka la seoa sena.Seoa sena se bakile khaello ea matla a tlhahiso linaheng tse ling, 'me palo e kholo ea libaka tsa phepelo ea thepa e tala e emisitse tlhahiso kapa tlhahiso e fokolang.Ho feta moo, ho fokotseha ha bokhoni ba machaba ba thepa ho lebisitse ho phahama ha litheko tsa thepa bakeng sa likepe tse tsamaisang thepa le nako e telele ea ho fana ka thepa, e leng se lebisitseng ho phahama ho tsoelang pele ha litheko tsa thepa lefatšeng ka bophara.
Nako ea poso: Feb-26-2021