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Puas yog nws tseem ceeb kom muaj txoj hlua khi maus taus nyob nrog nag

Sep 04, 2019 Tso lus

Feem ntau, kev saib xyuas yog xav tau los xyuas kom meej tias lub tsheb tuaj yeem siv tau ib txwm thiab kev pab cuam lub neej tau nce:

1. Puas yog cov txheej tiv thaiv nyob hauv sab hauv puas tau?

2. Hloov lub tshuab roj thiab lub txim ntsaws.

3. Tshawb xyuas V-ribbed txoj siv thiab hloov yog tias tsim nyog.

4. Seb lub sijhawm siv sijhawm ntawm lub cav tawg lossis puas, thiab yog tias tsim nyog, hloov nws.

5. Seb lub cav roj lauj lias ntsia hlau yog xoob lossis tsis yog, yog tias tsim nyog, zawm raws li qhov teev tshwj xeeb.

6. Txawm hais tias lub tshuab hluav taws xob sib txuas yog qhov laus lossis puas, seb lub caj pas nres puas lossis corroded, thiab seb cov pob qij txha xau.

7. Txawm hais tias cov pob qij txha ntawm cov roj txuas ntxiv yog kev laus, puas ntsoog, xoob lossis hnav.

8. Tshawb xyuas seb puas muaj cov roj hmab ntu thiab cov roj hmab txuas nrog lub thawb sab nraud thiab nram qab thiab lub cev puas, thiab seb puas hloov mus tas li.

9. Txawm tias sab laug thiab sab xis txhais caj npab hinges thiab nram qab qag hinges yog puas los yog tsis tsim nyog