Sau cov khoom tshiab

Composite material innovation suav nrog kev txhim kho thev naus laus zis ntawm cov khoom siv sib xyaw, kev tsim kho thev naus laus zis ntawm cov khoom siv tshuaj, kev tsim khoom ntawm cov khoom sib txuas thiab cov ntawv siv ntawm cov khoom siv sib xyaw. Tshwj xeeb, peb yuav tsum paub qhov kev txhim kho thiab kev tsim kho tshiab ntawm cov roj nplaum matrix, kev txhim kho cov khoom siv tiv thaiv, kev txhim kho ntawm cov thev naus laus zis ntau lawm thiab kev tsim cov khoom lag luam. Cov. Los ntawm 2007, Asia qhov qhia tawm ntawm lub ntiaj teb tag nrho cov muag cov khoom tsim cov khoom tsim yuav nce ntxiv ntawm 18% mus rau 25%. Kev siv cov tshuaj nyob rau sab Asia tsuas yog 0.29kg, hos nyob rau tebchaws Asmeskas yog 6.8kg. Cov neeg Esxias cheeb tsam muaj peev xwm loj npaum li tau tshwm sim.