Ntshiab paj rwb phuam qhwv caj dab: Thawj zaug ntxuav yuav muaj xim me ntsis, uas muaj ib yam dab tsi ua rau qhov zoo ntawm txoj phuam qhwv caj dab, thawj zaug ntxuav cov phuam qhwv caj dab tau zoo dua tso qee cov ntsev hauv dej, txhawm rau tiv thaiv kom tsis txhob ploj.

Cov phuam qhwv caj dab: xab npum lossis xab npum kom yaj hauv dej, ua tib zoo saib xyuas cov dej kub tsis siab dhau, ntiv tes tsis tuaj yeem txias, thiab tom qab ntawd muab cov phuam qhwv caj dab rau hauv nws, maj mam ntxuav ntawm tes, xyuam xim kom tsis txhob txhuam tawv, kuj tuaj yeem ua tau. Tsis siv lub tshuab ntxhua khaub ncaws ncaj qha, yog li yooj yim rau deformation thiab ua kom puas cov phuam qhwv caj dab, tom qab ntxuav, ntxuav cov xab npum nrog dej huv.

Ntshiab lossis sib xyaw hluavtaws fiber ntau phuam qhwv caj dab: Cov phuam qhwv caj dab zoo li no, yuav tsum tsis txhob muab tso rau hauv dej kub npau npau, hom tshuaj fiber ntau, tsis tuaj yeem sawv qhov kub ntawm cov dej kub npau npau, feem ntau vim tias qhov kub thiab txias yog qhov qis heev thiab deformation, rhuav tshem cov duab qub. , thiab khaub ncaws elasticity yuav raug cuam tshuam.