coefficient ntawm thermal expansion
Cov khoom nthuav dav thiab cog lus vim qhov kub hloov pauv. Nws lub peev xwm hloov pauv tau qhia los ntawm qhov kev hloov ntawm qhov ntev ntawm tus nqi los ntawm chav tsev kub hloov nyob rau hauv qhov sib npaug siab (p tas li), uas yog, coefficient ntawm thermal expansion.