Raws li tus qauv, kev nyab xeeb kev nyab xeeb txhais tau tias yog lub txee nruab nrog cov khoom siv hluav taws xob lossis hluav taws xob (nrog rau kev sib xyaw ua ke, IC daim npav xauv, thiab lwm yam) uas tiv thaiv kev nkag tsis tau txais kev tso cai raws li cov xwm txheej tau teev tseg thiab hauv lub sijhawm teev tseg.
Cov qib kev ruaj ntseg ntawm kev nyab xeeb kev nyab xeeb tuaj yeem pom los ntawm nws tus lej qauv khoom, piv txwv li: FDG-A1/D-53, qhov twg A1 sawv cev rau nws qib kev ruaj ntseg. ① Cov xim zaj duab xis (los yog hmoov txheej) nyob rau sab nrauv ntawm kev ruaj ntseg ruaj ntseg yuav tsum muaj cov xim zoo ib yam thiab yuav tsum tsis txhob muaj cov kab nrib pleb, npuas, me ntsis, lossis lwm yam tsis xws luag. ② Rau kev nyab xeeb kev nyab xeeb nrog lub txee qhov siab tsawg dua lossis sib npaug li 600 mm, qhov khoob ntawm lub qhov rooj thiab lub qhov rooj yuav tsum tsawg dua lossis sib npaug li 1.5 mm rau saum, sab xis, thiab sab laug, thiab tsawg dua lossis sib npaug li 2 mm nyob rau hauv qab. Ntau qhov khoob yuav txo qhov kev tiv thaiv - tub sab nyiag kev ua haujlwm. ③ Class A thiab Class B kev nyab xeeb kev nyab xeeb uas hnyav dua 340 kg yuav tsum tau nruab nrog tiv thaiv -pry fixing qhov, anti-pry fixing qhov chaw, thiab cov lus qhia kho. Cov no yuav tsum tau ua tib zoo xyuas thiab kho raws li cov lus qhia. ④ Kev ruaj ntseg ruaj ntseg feem ntau muaj lub qhov rooj vaj huam sib luag tuab ntawm 8-10 hli.
