Cov kev paub thiab kev nyab xeeb cov kev cai uas cov neeg ua haujlwm yuav tsum tau ua kom zoo thaum siv qhib cov roj hmab sib tov mills

1. Yam koj yuav tsum paub:

1. Cov txheej txheem kev cai, kev qhia ua haujlwm, kev lav phib xaub thiab kev ua haujlwm nyab xeeb rau txhua txoj haujlwm hauv cov txheej txheem sib xyaw roj hmab, feem ntau yog cov chaw ruaj ntseg.

2. Kev ntsuas lub cev thiab kev ua haujlwm ntawm txhua yam ntawm ntau hom khoom ib nrab ua tiav txhua hnub.

3. Kev cuam tshuam ntawm qhov zoo ntawm txhua yam ntawm cov roj hmab semi-tiav cov khoom ntawm cov khoom siv sab hauv thiab sab nraud ntawm cov txheej txheem tom ntej thiab nws qhov kev siv tiag tiag.

4. Basic theoretical paub txog plasticizing thiab sib tov.

5. Kev suav txoj kev qhib zeb muaj peev xwm rau txoj haujlwm no.

6. Cov kev ua tau zoo thiab kev paub txog kev siv cov khoom siv tseem ceeb siv hauv cov khoom siv conveyor.

7. Cov hauv paus ntsiab lus thiab kev saib xyuas ntawm cov qauv qhib zeb hauv txoj haujlwm no.

8. Kev paub txog kev siv hluav taws xob, cov ntsiab lus tseem ceeb ntawm kev tiv thaiv hluav taws, thiab cov haujlwm tseem ceeb hauv cov txheej txheem no.

9. Qhov tseem ceeb ntawm kev so kua nplaum thiab npog cov nplaum nplaum rau txhua tus qauv thiab cov lus qhia tshwj xeeb.

2. Koj yuav tsum muaj peev xwm:

1. Muaj peev xwm ua tau raws li cov lus qhia ua haujlwm tau zoo, thiab kev soj ntsuam ceev tau zoo raws li cov kev ntsuas ntsuas.

2. Muaj peev xwm ua tau raws li qhov tseem ceeb ntawm cov roj hmab sib xyaw ua haujlwm thiab kev ua tiav ntawm kev noj cov khoom noj uas siv cov nplais ib zaug rau cov khoom siv roj hmab sib txawv.

3. Muaj peev xwm txheeb xyuas thiab txiav txim siab qhov zoo ntawm cov roj hmab sib xyaw uas tsim los ntawm koj tus kheej, yog vim li cas rau scorch los yog impurities thiab cov khoom sib xyaw ua ke, thiab tuaj yeem kho thiab tiv thaiv kev ntsuas raws sijhawm.

4. Muaj peev xwm txheeb xyuas cov hom, hom, cov qauv kev ua haujlwm, thiab qhov zoo ntawm cov khoom siv raw uas nquag siv hauv txoj haujlwm no.

5. Muaj peev xwm txheeb xyuas seb lub tshuab ua haujlwm li cas thiab tshawb xyuas qhov xwm txheej tshwm sim raws sijhawm.

6. Muaj peev xwm ua kom raug kev tsom xam thiab kev kwv yees ntawm cov khoom siv vim li cas thiab cov txheej txheem raw khoom tsis zoo ntawm cov roj hmab sib xyaw.