Kuv ntseeg tias txhua tus paub qhov kev xav ntawm kev tos, ob qho tib si ntxub thiab melancholic. Tab sis tag nrho, nws tsis yog ib qho kev xav phem. Yog li, koj puas paub qhov zoo ntawm cov khoom siv kho dej phwj hauv nroog?
1. Sib sau ua ke ntawm qhov chaw, nws yog qhov hnyav, yooj yim rau kev thauj mus los, thiab kuj yooj yim rau kev teeb tsa;
2. Feem ntau, tsis muaj kuab paug, tsis muaj suab nrov, thiab tsis muaj ntxhiab tsw, uas tuaj yeem txo qhov muaj kuab paug thib ob.
3. Nws feem ntau muab tso rau hauv qab ntawm qhov chaw hauv av, thiab qhov saum npoo ntawm cov khoom siv tuaj yeem siv rau kev zoo nkauj lossis lwm lub hom phiaj, tsis tas yuav tsum muaj lub tsev tsev lossis cua sov rwb thaiv tsev.
4. Xaiv qee cov khoom tiv thaiv corrosion nrog corrosion kuj, kev laus tiv thaiv thiab kev pab lub neej ntev, xws li FRP, carbon steel, thiab lwm yam.
5. Feem ntau tsis txwv los ntawm cov dej phwj hauv tsev, nws yog qhov hloov tau yooj yim thiab tuaj yeem siv tus kheej lossis ua ke.
6. Cov khoom siv dej phwj sib xyaw ua ke hauv cov cheeb tsam nyob deb nroog feem ntau suav nrog PLC tag nrho tsis siv neeg hluav taws xob tswj qhov system thiab cov cuab yeej ua txhaum lub tswb, uas kuj tseem muaj kev nyab xeeb thiab txhim khu kev lag luam.