Njira yaunamwino ya PU chikwama chachikopa ndi chopangira chikopa cha trolley
1. Zilowerere m'madzi kapena zotsukira kuti ziyeretsedwe, sizingawotchedwe ndi mafuta.
2. Sangathe kutsukidwa.
3. Sangatengeke ndi dzuwa.
4. Ikapanda kugwiritsidwa ntchito, ndi bwino kuyiyala mosapindika osati kupindika.
5. Pewani chinyezi, fumbi ndi dothi.Ngati munyowa ndi mvula kapena madzi, pukutani madziwo mofulumira ndi thaulo kapena nsalu yoyera, ndiyeno muuwunike pamalo opumira mpweya kuti asatengere nkhungu.Kwa fumbi lambiri, pukutani ndi nsalu youma ya thonje.Ngati pali dothi, pukutani banga ndi nsalu yofewa yonyowa ndi mapuloteni kuti muchotse banga lokhumudwitsalo.Ndikoletsedwa kugwiritsa ntchito burashi kuti iyeretsedwe, kuti musapangitse utoto wokonza pamwamba kuti uwonongeke.
Mlandu wa trolley umachokera ku liwu lachingerezi: Chonyamula katundu chimachokera ku homophonic Luggage, trolley.Panthawi imodzimodziyo, bokosi la trolley limakhalanso ndi trolley chifukwa cha bokosi.Pali trolley yokhala ndi chubu limodzi ndi ma trolley awiri.Machubu a trolley amagawidwanso kukhala machubu akulu ndi machubu ozungulira kuti athandizire kukokera poyenda ndikuchepetsa kwambiri katundu.Bokosi la trolley limatha kunyamulidwa pamanja kapena kukokera.Mawilo a bokosi la trolley lomwe timagwiritsa ntchito nthawi zambiri amakhala pansi pa bokosilo, koma anthu amakono apanga mawonekedwe atsopano a bokosi la trolley, bokosilo limapangidwa kukhala mawonekedwe a cylindrical, ndipo mawilo ndi Phukusi lonse lili kunja kwa bokosi.Mapangidwe odzigudubuzawa amapangitsa bokosi la trolleyli kuti lizigwirizana ndi madera osiyanasiyana.Mwachitsanzo, mutha kukwera ndi kutsika masitepe mosavuta pokoka bokosi molunjika.Zida zazikulu ndizokatundu wofewa, ABS katundu wovuta, Chokopa chachikopa cha PU,Katundu wa PC, etc., ndipo magwiritsidwe ake amagawidwa m'magulu atatu: mawilo olunjika, mawilo achilengedwe chonse komanso chopondera chaposachedwa chapadziko lonse lapansi.
5021 #Katundu wachikopa wa PU ndiye zitsanzo zathu zogulitsa zotentha kwambiri pakati pa katundu wachikopa wa PU