boom. Tom qab lub boom tau txhim kho ntau zaus, nws tau txhim kho ntau yam piv nrog yav dhau los.
1. Tom qab lub boom tau txhim kho ntau zaus, qhov saum npoo tau nitrided thiab tua peened.
2. Feem ntau ntawm cov booms yav dhau los muaj cov npoo ntse thiab cov ces kaum, thiab lub zog ntawm cov npoo thiab cov ces kaum yog pom tseeb, tsis muaj, xws li lub voj voog, thiab lub zog sib xws, yog li tam sim no qhov kev ua tau zoo tsis txo qis, thiab cov npoo thiab cov ces kaum. yog optimized ntau li ntau tau.
3. Cov pins pivot txuas cov booms tam sim no ua los ntawm cov qauv siab, ruaj khov booms.
4. Yav dhau los, tej zaum yuav muaj kev pheej hmoo ntawm kev tawg vim yog qhov tsis sib xws ntawm cov ntsiab lus vuam, tab sis tam sim no cov ntsiab lus vuam tau nthuav dav.
