Kev sab laj thiab kev sib piv ntawm tus nqi phuam da dej

Qhov nruab nrab muag tus nqi ntawm graphene cua sov caij nrog qhov loj ntawm 120 × 180MM yuav tsis qis dua 30 yuan, thaum tus nqi ntawm cov khoom cua sov tsim los ntawm nanofiber tsuas yog kwv yees li 10 yuan, thiab lawv cov nqi sib piv yog qhov loj, yuav luag 2. sij hawm. Ntau tshaj li ntawd, rau cov khoom zoo li no, nws tsuas yog tsim nyog rau cov khoom muag ceev, thiab nws tsim nyog rau kev lag luam khoom plig. Qhov no yuav tsis ua rau ntau qhov kev tawm tswv yim tsis zoo thiab rov qab los. Yog tias nws yog tsom rau qee qhov kev lag luam tiag tiag, cov txiaj ntsig yuav cuam tshuam. Yuav ua rau cov neeg siv khoom tsis txaus siab nrog cov xwm txheej quo ntawm cov khoom thiab poob cov neeg siv khoom