Txhua tus neeg saib taus tus kheej uas muaj kev tswj hwm nws tus kheej ua tus kwv tij coj nws tus kheej siv riam nrog hloov pawm. Nws tuaj yeem pab tau rau txhua qhov teeb meem, txawm tias nws yog qhib ib lub hnab los ntswg los yog txiav cov ntawv ntub dej .
Yuav ua li cas xaiv ib rab riam?
Siv lub riam uas hloov pauv mus ua hauj lwm thiab qhov tseeb, koj yuav tsum tau pib xaiv nws nrog cov tsis muaj tseeb, txawm li cas los xij, txhua leej txhua tus teev rau nws tus kheej. Ntawm no yog dab tsi los saib thaum koj muas:
- Qhov tseem ceeb tshaj plaws yog hais tias lub zawv zawg mechanism nyob rau hauv kev tsim riam yuav tsum ua hauj lwm zoo kawg nkaus. Tom qab tag nrho, qhov no feem ntau txiav txim siab txog kev ceev thiab kev tswj tus txheej txheem ua haujlwm;
- lub tsev cov riam nrog ib tus zawv zawg hniav yuav tsum tsis muaj ntau yam "plab" ua qhov yooj yim tshaj plaws kev ua haujlwm - txiav tawm;
- qhov nyhav ntawm rab riam yog qhov tseem ceeb - qhov sib zog nws yog, nws zoo dua yog nqa nrog koj, tso rau hauv koj lub hnab ris.
Koj yuav tsum faj seeb rau ntawm rab riam - yog tias nws yog yas thiab muaj qhov txawv txav, ces feem ntau nws tsis yog siv rab riam, tab sis ib daim ntawv riam uas tsis tsim nyog rau kev thov kev pabcuam. Vim hais tias ntawm kev nias haujlwm yoojyim lawv cov qauv sai sai thiab ceases kho qhov hniav.
Lub riam muaj ib lub hnab yas zoo dua, yog tias tsis clamped dhau tightly. Tom qab tag nrho, yog tias koj rub nws ib zaug, hauv ob qho nws yog tsis yooj yim rau txoj hlua, thiab rab riam tuaj yeem pov tseg.
Qhov feem ntau ruaj ntawm kev tsim riam nyob rau hauv cov khw muag khoom yog cov uas muaj lub log thiab lub riam nws tus kheej kuj yog ua los ntawm cov hlau. Tab sis thaum koj muas, koj yuav tsum tau ceev faj kom tsis txhob tau ib qho riam uas ua los ntawm me ntsis steel, tab sis steel hlau yuav cia li yog.
Qhov feem ntau yog ib rab riam nrog hloov pauv 25 hli nyob rau hauv qhov loj - nws yog heev haib thiab haum rau feem ntau cov hauj lwm. Tab sis cov ceg rau kev siv riam phom 18 hli yog thinner thiab yuav haum rau kev ua haujlwm me me - hle tus cwj mem los yog txiav tawm ntawv.