Qhov zoo thiab qhov tsis zoo ntawm qhov ncaj yeej arc composite beam koov
Qhov zoo: Nws muaj qhov zoo ntawm parabolic nqaj koov thiab cov kab teeb ci.
Qhov tsis zoo: Rau daim pib ntawm arc ib feem, lub log ncej cov ntaub ntawv yuav tsum tau muab ua ntej thaum lub sijhawm ua khoom lag luam, thiab cov qauv qauv yuav tsum tau kho kom zoo thaum lub sijhawm tshuaj ntsuam, thiab cov teeb tsa thiab qhov chaw ntawm puag ncig ntawm cov arc ib feem muaj teeb meem. Cov nkoj tuaj yeem siv tau: thawb cov thawv loj thiab lub nkoj xa khoom.